https://www.sciencedaily.com/news/plants_animals/genetics/ Genetics research. Read the latest news on plant and animal genetics from universities and research institutes around the world. en-us Tue, 21 Apr 2026 00:28:29 EDT Tue, 21 Apr 2026 00:28:29 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/plants_animals/genetics/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260420014733.htm Cyanobacteria—ancient microbes that oxygenated Earth and made complex life possible—are still revealing surprises billions of years later. Scientists have now discovered that a molecular system once used to separate DNA has been repurposed into something entirely different: a structure that shapes the cell itself. Mon, 20 Apr 2026 06:18:50 EDT https://www.sciencedaily.com/releases/2026/04/260420014733.htm https://www.sciencedaily.com/releases/2026/04/260413043131.htm Spending time with close companions might do more than strengthen bonds—it could also reshape your gut bacteria. In a study of island birds, those with stronger social ties shared more gut microbes, especially types that require direct contact to spread. This suggests that social interaction itself—not just shared space—drives microbial exchange. The same process may be happening in human households through everyday closeness. Mon, 13 Apr 2026 23:40:13 EDT https://www.sciencedaily.com/releases/2026/04/260413043131.htm https://www.sciencedaily.com/releases/2026/04/260413043123.htm Light doesn’t just help plants grow—it may also quietly hold them back. Researchers have uncovered a surprising mechanism where light strengthens the “glue” between a plant’s outer skin and its inner tissues. This tighter bond, driven by a compound called p-coumaric acid, reinforces cell walls but also restricts how much the plant can expand. The discovery reveals a hidden balancing act: light both fuels growth and subtly puts the brakes on it. Mon, 13 Apr 2026 08:52:37 EDT https://www.sciencedaily.com/releases/2026/04/260413043123.htm https://www.sciencedaily.com/releases/2026/04/260411022033.htm Mars may be hostile, but it might not be entirely unlivable. In lab experiments, yeast cells survived simulated Martian shock waves and toxic perchlorate salts—two major environmental threats on the Red Planet. Their secret weapon was forming protective molecular clusters that shield critical cellular functions under stress. Without these defenses, survival plummeted, pointing to a potential universal strategy life could use beyond Earth. Sun, 12 Apr 2026 03:00:48 EDT https://www.sciencedaily.com/releases/2026/04/260411022033.htm https://www.sciencedaily.com/releases/2026/04/260408225946.htm Not all parts of our genetic code are equal, even when they appear to say the same thing. Scientists have discovered that cells can detect less efficient genetic instructions and selectively silence them. A protein called DHX29 plays a key role in this process by identifying and suppressing weaker messages. This finding reveals a hidden layer of control in how genes are used. Thu, 09 Apr 2026 04:32:44 EDT https://www.sciencedaily.com/releases/2026/04/260408225946.htm https://www.sciencedaily.com/releases/2026/04/260407193915.htm Scientists have zoomed in on how phosphoric acid moves electrical charges so efficiently in both biology and technology. By freezing a key molecular pair to extremely low temperatures, they found it forms just one stable structure—contrary to predictions. This structure relies on a specific hydrogen-bond network that may be universal in similar systems. The discovery helps explain how protons travel so quickly and could inspire better energy materials. Tue, 07 Apr 2026 22:20:03 EDT https://www.sciencedaily.com/releases/2026/04/260407193915.htm https://www.sciencedaily.com/releases/2026/03/260331001109.htm Hidden within fish DNA are powerful genetic twists that may explain one of nature’s biggest mysteries: how new species form so quickly. In Lake Malawi, hundreds of cichlid fish species evolved at lightning speed, and scientists now think “flipped” sections of DNA—called chromosomal inversions—are the secret. These inversions lock together useful gene combinations, creating “supergenes” that help fish rapidly adapt to different environments, from deep waters to sandy shores. Wed, 01 Apr 2026 00:43:11 EDT https://www.sciencedaily.com/releases/2026/03/260331001109.htm https://www.sciencedaily.com/releases/2026/03/260331001100.htm Scientists have finally cracked a long-standing mystery about squid and cuttlefish evolution by analyzing newly sequenced genomes alongside global datasets. The research reveals that these bizarre, intelligent creatures likely originated deep in the ocean over 100 million years ago, surviving mass extinction events by retreating into oxygen-rich deep-sea refuges. For millions of years, their evolution barely changed—until a dramatic post-extinction boom sparked rapid diversification as they moved into new shallow-water habitats. Wed, 01 Apr 2026 00:10:41 EDT https://www.sciencedaily.com/releases/2026/03/260331001100.htm https://www.sciencedaily.com/releases/2026/03/260329222934.htm Making babies in space may be more complicated than expected, as new research shows sperm struggle to navigate in microgravity. Scientists found that while sperm can still swim normally, they lose their sense of direction without gravity, making it harder to reach and fertilize an egg. In lab experiments simulating space conditions, far fewer sperm successfully made it through a maze designed to mimic the reproductive tract, and fertilization rates in mice dropped by about 30%. Sun, 29 Mar 2026 23:03:13 EDT https://www.sciencedaily.com/releases/2026/03/260329222934.htm https://www.sciencedaily.com/releases/2026/03/260326011455.htm Snow flies have an unexpected way of surviving freezing temperatures. They produce antifreeze proteins to block ice formation and can even generate their own heat. Scientists also found that their genes are unusually unique, and they feel less cold-related pain than other insects. These combined traits let them stay active in conditions that would freeze most species. Thu, 26 Mar 2026 01:26:31 EDT https://www.sciencedaily.com/releases/2026/03/260326011455.htm https://www.sciencedaily.com/releases/2026/03/260321012638.htm Antibiotics are accumulating in a major Brazilian river, especially during the dry season when pollution becomes more concentrated. Scientists even detected a banned drug inside fish sold for food, raising concerns about human exposure. A common aquatic plant showed promise in removing these chemicals from water—but it also altered how fish absorb them, creating unexpected risks. Sat, 21 Mar 2026 20:48:07 EDT https://www.sciencedaily.com/releases/2026/03/260321012638.htm https://www.sciencedaily.com/releases/2026/03/260315001841.htm Scientists studying crops irrigated with treated wastewater discovered that trace pharmaceuticals often collect in plant leaves. Tomatoes, carrots, and lettuce absorbed medications such as antidepressants and seizure drugs during the experiment. However, the edible portions of tomatoes and carrots contained much lower levels than the leaves. The findings help researchers understand how crops process contaminants as wastewater reuse becomes more common. Sun, 15 Mar 2026 02:28:20 EDT https://www.sciencedaily.com/releases/2026/03/260315001841.htm https://www.sciencedaily.com/releases/2026/03/260314030457.htm Researchers have revealed how bacteria precisely control the genes that trigger cell division. The study shows that the MraZ protein, which normally forms a donut-shaped structure, must bend and partially break apart to bind key DNA sequences that activate division genes. Using cryo-electron microscopy, scientists captured this interaction in remarkable detail. The mechanism appears to be widespread across bacteria, offering a new window into how microbes regulate growth. Sat, 14 Mar 2026 23:36:50 EDT https://www.sciencedaily.com/releases/2026/03/260314030457.htm https://www.sciencedaily.com/releases/2026/03/260313062533.htm Scientists have uncovered an enormous hidden archive of plant DNA that has endured for more than 400 million years. By comparing hundreds of plant genomes, researchers identified more than 2.3 million regulatory DNA sequences that act like genetic switches, controlling when and how genes are activated. These sequences, known as conserved non-coding sequences (CNSs), were detected using a new computational tool called Conservatory. Sat, 14 Mar 2026 01:42:57 EDT https://www.sciencedaily.com/releases/2026/03/260313062533.htm https://www.sciencedaily.com/releases/2026/03/260313001759.htm Scientists at Arizona State University have uncovered surprising new ways bacteria move, even without their usual whip-like propellers called flagella. In one study, E. coli and salmonella were found to spread across moist surfaces by fermenting sugars and creating tiny fluid currents that carry them forward — a newly identified behavior researchers call “swashing.” In another study, a different group of bacteria was shown to control its movement using a microscopic molecular “gearbox” that can reverse direction like a biological snowmobile. Fri, 13 Mar 2026 01:21:04 EDT https://www.sciencedaily.com/releases/2026/03/260313001759.htm https://www.sciencedaily.com/releases/2026/03/260312222355.htm A study from Kobe University has uncovered a surprising partnership between Japanese red elder plants and Heterhelus beetles. The beetles pollinate the flowers but also lay eggs inside the developing fruit. The plant responds by dropping many of those fruits, yet the larvae survive by escaping into the soil. The discovery suggests that fruit drop is not punishment but a compromise that keeps the plant–insect relationship stable. Thu, 12 Mar 2026 22:44:26 EDT https://www.sciencedaily.com/releases/2026/03/260312222355.htm https://www.sciencedaily.com/releases/2026/03/260311213435.htm Decades of data from over 80,000 great tits reveal that extreme weather can shape the fate of baby birds. Cold snaps soon after hatching and heavy rain later in development shrink nestling body mass and reduce survival odds. But moderate warm spells can actually help chicks grow by boosting insect activity and feeding opportunities. Birds that breed earlier in the season seem better protected from these weather shocks. Thu, 12 Mar 2026 19:34:52 EDT https://www.sciencedaily.com/releases/2026/03/260311213435.htm https://www.sciencedaily.com/releases/2026/03/260311004716.htm Researchers have uncovered a molecular trick used by hornwort plants that could help future crops capture carbon dioxide more efficiently. A unique protein feature called RbcS-STAR causes the key photosynthesis enzyme Rubisco to cluster into dense compartments, helping it work more effectively. When scientists added this feature to other plants, Rubisco reorganized in the same way. The finding raises the possibility of engineering more efficient photosynthesis into major crops. Wed, 11 Mar 2026 06:05:55 EDT https://www.sciencedaily.com/releases/2026/03/260311004716.htm https://www.sciencedaily.com/releases/2026/03/260309183211.htm Researchers have created a method called optovolution that uses light to guide the evolution of proteins with dynamic behaviors. By engineering yeast cells so their survival depended on proteins switching states at the right time, scientists could rapidly select the best-performing variants. The technique produced new light-sensitive proteins that respond to different colors and improved optogenetic systems. It even evolved a protein that behaves like a tiny logic gate, activating genes only when two signals are present. Mon, 09 Mar 2026 19:05:48 EDT https://www.sciencedaily.com/releases/2026/03/260309183211.htm https://www.sciencedaily.com/releases/2026/03/260308201606.htm Scientists have uncovered how brewer’s yeast developed its unusually tiny centromeres, the DNA regions that guide chromosome separation during cell division. By studying related yeast species, researchers found centromeres that appear to represent evolutionary halfway points. These structures seem to have formed from retrotransposons—mobile “jumping genes” in the genome. The discovery shows how DNA once considered genomic junk can be transformed into essential chromosome machinery. Tue, 10 Mar 2026 00:30:58 EDT https://www.sciencedaily.com/releases/2026/03/260308201606.htm https://www.sciencedaily.com/releases/2026/03/260308201601.htm Plants constantly juggle oxygen inside their cells, but scientists have now discovered a surprising twist in how that balance works. Researchers at the University of Helsinki found that mitochondria—the cell’s energy generators—can actively pull oxygen away from chloroplasts, the structures responsible for photosynthesis. This previously unknown interaction suggests mitochondria can effectively “drain” oxygen inside plant cells, altering photosynthesis and the production of reactive molecules that help plants respond to stress. Mon, 09 Mar 2026 05:55:13 EDT https://www.sciencedaily.com/releases/2026/03/260308201601.htm https://www.sciencedaily.com/releases/2026/03/260306145610.htm Koalas suffered a massive population decline that left them with dangerously low genetic diversity. However, new genomic research suggests their rapid rebound may be helping reverse some of that genetic damage. As koala numbers rise, recombination is mixing their remaining DNA into new combinations, which can rebuild functional diversity. The findings suggest that fast population recovery can sometimes help species regain lost evolutionary potential. Fri, 06 Mar 2026 19:19:07 EST https://www.sciencedaily.com/releases/2026/03/260306145610.htm https://www.sciencedaily.com/releases/2026/03/260305182700.htm A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by younger whales. But as more mature males returned, they increasingly fathered more calves than their younger rivals. Scientists say experience in singing and competing may help older males win the breeding battle. Thu, 05 Mar 2026 20:19:42 EST https://www.sciencedaily.com/releases/2026/03/260305182700.htm https://www.sciencedaily.com/releases/2026/03/260304184221.htm Scientists have uncovered a crucial weakness in the malaria parasite that could open the door to new treatments. Researchers identified a protein called Aurora-related kinase 1 (ARK1) that acts like a traffic controller during the parasite’s unusual cell division process, ensuring its genetic material is properly separated as it multiplies. When scientists switched off ARK1 in laboratory experiments, the parasite could no longer replicate correctly and failed to complete its life cycle in both humans and mosquitoes—effectively halting its ability to spread. Thu, 05 Mar 2026 00:03:04 EST https://www.sciencedaily.com/releases/2026/03/260304184221.htm https://www.sciencedaily.com/releases/2026/02/260228093443.htm Jupiter’s icy moons may have been seeded with the chemical ingredients for life from the very beginning. An international team of scientists modeled how complex organic molecules—essential building blocks for biology—could have formed in the swirling disk of gas and dust around the young Sun and later been carried into Jupiter’s own moon-forming disk. Their results suggest that up to half of the icy material that built moons like Europa, Ganymede, and Callisto may have delivered freshly made organic compounds without being chemically destroyed. Sun, 01 Mar 2026 07:06:01 EST https://www.sciencedaily.com/releases/2026/02/260228093443.htm https://www.sciencedaily.com/releases/2026/02/260228082723.htm Drug-resistant bacteria are becoming harder to treat, pushing scientists to look for new antibiotic targets. Researchers have now discovered that several unrelated viruses disable a key bacterial protein called MurJ, which is essential for building the bacterial cell wall. High-resolution imaging shows these viral proteins lock MurJ into a single position, stopping cell wall construction and leading to bacterial death. Sat, 28 Feb 2026 09:20:04 EST https://www.sciencedaily.com/releases/2026/02/260228082723.htm https://www.sciencedaily.com/releases/2026/02/260227071928.htm Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying zebrafish embryos, researchers found that instead of forming a fully closed contractile ring, cells use a clever “mechanical ratchet” system. Sat, 28 Feb 2026 09:33:54 EST https://www.sciencedaily.com/releases/2026/02/260227071928.htm https://www.sciencedaily.com/releases/2026/02/260227071920.htm Scientists at UC Berkeley have discovered a microbe that bends one of biology’s most sacred rules. Instead of treating a specific three-letter DNA code as a clear “stop” signal, this methane-producing archaeon sometimes reads it as a green light—adding an unusual amino acid and continuing to build the protein. The result is a kind of genetic coin flip: two different proteins can emerge from the same code, influenced partly by environmental conditions. Sat, 28 Feb 2026 01:47:32 EST https://www.sciencedaily.com/releases/2026/02/260227071920.htm https://www.sciencedaily.com/releases/2026/02/260227071918.htm Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges. Hidden inside rocks over 541 million years old are rare molecular “fingerprints” that match compounds made by modern demosponges. After testing rocks, living sponges, and lab-made molecules, researchers confirmed the signals came from life — not geology. The discovery suggests sponges were thriving in the oceans well before most other animal groups appeared. Fri, 27 Feb 2026 09:45:38 EST https://www.sciencedaily.com/releases/2026/02/260227071918.htm https://www.sciencedaily.com/releases/2026/02/260227061824.htm For decades, scientists believed a fertilized egg’s DNA began as a shapeless mass, only organizing itself once the embryo switched on its genes. But new research reveals that the genome is already carefully arranged in three dimensions long before that critical activation step, known as Zygotic Genome Activation. Using a powerful new method called Pico-C, researchers captured this hidden DNA architecture in unprecedented detail, showing that a complex scaffold is built early to control which genes will later turn on. Fri, 27 Feb 2026 06:18:24 EST https://www.sciencedaily.com/releases/2026/02/260227061824.htm https://www.sciencedaily.com/releases/2026/02/260226042451.htm The Old Irish Goat isn’t just part of folklore — it’s genetically linked to goats that lived in Ireland 3,000 years ago. Scientists analyzed ancient remains and discovered that today’s rare breed shares its strongest DNA ties with Late Bronze Age animals. The finding suggests an unbroken Irish lineage stretching back millennia. It also adds urgency to protecting this critically endangered survivor of Ireland’s agricultural past. Thu, 26 Feb 2026 08:42:41 EST https://www.sciencedaily.com/releases/2026/02/260226042451.htm https://www.sciencedaily.com/releases/2026/02/260226042447.htm Biomolecular condensates were long believed to be simple liquid blobs inside cells. Researchers have now uncovered that some are actually supported by fine protein filaments forming an internal scaffold. When this structure is disrupted, cells fail to grow and divide properly. The discovery suggests scientists may one day design drugs that target condensate architecture to fight cancer and neurodegenerative disease. Thu, 26 Feb 2026 09:36:27 EST https://www.sciencedaily.com/releases/2026/02/260226042447.htm https://www.sciencedaily.com/releases/2026/02/260225081147.htm Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic radiation. Ice mixed with Martian-like soil, however, destroys organic material far more quickly. The findings point future missions toward drilling into clean, buried ice rather than studying rocks or dirt. Wed, 25 Feb 2026 09:13:57 EST https://www.sciencedaily.com/releases/2026/02/260225081147.htm https://www.sciencedaily.com/releases/2026/02/260219040814.htm A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different families of giant DNA viruses. Its unusual way of hijacking and disrupting the host cell’s nucleus offers fresh insight into how viruses may have influenced the evolution of the cell nucleus itself. The finding deepens the mystery of viruses—and their possible role in life’s biggest leap. Thu, 19 Feb 2026 22:28:24 EST https://www.sciencedaily.com/releases/2026/02/260219040814.htm https://www.sciencedaily.com/releases/2026/02/260219040749.htm A major breakthrough could help save the world’s bananas from a devastating disease. Scientists have discovered the exact genetic region in a wild banana that provides resistance to Fusarium wilt Subtropical Race 4 — a destructive strain that threatens Cavendish bananas worldwide. While this wild banana isn’t edible, the discovery gives breeders a powerful genetic roadmap to develop future bananas that are both delicious and naturally protected from this deadly pathogen. Thu, 19 Feb 2026 09:43:15 EST https://www.sciencedaily.com/releases/2026/02/260219040749.htm https://www.sciencedaily.com/releases/2026/02/260218031609.htm Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great Oxidation Event. Early microbes living near oxygen-producing cyanobacteria may have quickly used up the gas as it formed, slowing its rise in the atmosphere. The results suggest life was adapting to oxygen far earlier — and far more creatively — than once thought. Wed, 18 Feb 2026 03:50:31 EST https://www.sciencedaily.com/releases/2026/02/260218031609.htm https://www.sciencedaily.com/releases/2026/02/260218031502.htm Deep inside a Romanian ice cave, locked away in a 5,000-year-old layer of ice, scientists have uncovered a bacterium with a startling secret: it’s resistant to many modern antibiotics. Despite predating the antibiotic era, this cold-loving microbe carries more than 100 resistance-related genes and can survive drugs used today to treat serious infections like tuberculosis and UTIs. Sat, 21 Feb 2026 22:38:58 EST https://www.sciencedaily.com/releases/2026/02/260218031502.htm https://www.sciencedaily.com/releases/2026/02/260217005756.htm Researchers investigating crops grown in soil contaminated by the 2015 mining disaster in Brazil discovered that toxic metals are moving from the earth into edible plants. Bananas, cassava, and cocoa were found to absorb elements like lead and cadmium, with bananas showing a potential health risk for children under six. Although adults face lower immediate danger, scientists warn that long-term exposure could carry cumulative health consequences. Tue, 17 Feb 2026 07:07:09 EST https://www.sciencedaily.com/releases/2026/02/260217005756.htm https://www.sciencedaily.com/releases/2026/02/260212025604.htm Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest organic molecules ever detected on Mars. The compounds — decane, undecane, and dodecane — may be fragments of fatty acids, which on Earth are most often linked to life. While non-living processes like meteorite impacts can also create such molecules, researchers found those sources couldn’t fully explain the amounts detected. Thu, 12 Feb 2026 08:17:53 EST https://www.sciencedaily.com/releases/2026/02/260212025604.htm https://www.sciencedaily.com/releases/2026/02/260210231546.htm Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a 307-million-year-old fossil that rewrites that story: one of the earliest known land vertebrates to start eating plants. The animal, named Tyrannoroter heberti, was a stocky, football-sized creature with a skull packed with specialized teeth designed for crushing and grinding vegetation. Wed, 11 Feb 2026 03:19:21 EST https://www.sciencedaily.com/releases/2026/02/260210231546.htm https://www.sciencedaily.com/releases/2026/02/260210082913.htm Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these rare genes, researchers can investigate how early cells worked and what features of life emerged first. New computational tools are now helping scientists unlock this hidden chapter of evolution. Tue, 10 Feb 2026 08:42:05 EST https://www.sciencedaily.com/releases/2026/02/260210082913.htm https://www.sciencedaily.com/releases/2026/02/260208233844.htm Scientists have discovered that DNA behaves in a surprising way when squeezed through tiny nanopores, overturning a long-held assumption in genetics research. What researchers once thought were knots causing messy electrical signals turn out to be something else entirely: twisted coils called plectonemes, formed as flowing ions inside the pore spin the DNA like a phone cord. These twists can linger and grow as DNA moves through, leaving clear electrical fingerprints. Mon, 09 Feb 2026 07:03:56 EST https://www.sciencedaily.com/releases/2026/02/260208233844.htm https://www.sciencedaily.com/releases/2026/02/260208011017.htm Your gut is home to trillions of bacteria that constantly “sense” their surroundings to survive and thrive. New research shows that beneficial gut microbes, especially common Clostridia bacteria, can detect a surprisingly wide range of chemical signals produced during digestion, including byproducts of fats, proteins, sugars, and even DNA. These microbes use specialized sensors to move toward valuable nutrients, with lactate and formate standing out as especially important fuel sources. Sun, 08 Feb 2026 15:56:24 EST https://www.sciencedaily.com/releases/2026/02/260208011017.htm https://www.sciencedaily.com/releases/2026/02/260207232246.htm Pumas returning to Patagonia have begun hunting mainland penguins that evolved without land predators. Scientists estimate that more than 7,000 adult penguins were killed in just four years, many of them left uneaten. While the losses are dramatic, models show that pumas alone are unlikely to wipe out the colony. Greater dangers come from poor breeding and low survival among young penguins. Sun, 08 Feb 2026 00:05:44 EST https://www.sciencedaily.com/releases/2026/02/260207232246.htm https://www.sciencedaily.com/releases/2026/02/260206012213.htm Scientists have uncovered promising clues that compounds found in Aloe vera could play a role in fighting Alzheimer’s disease. Using advanced computer modeling, researchers discovered that beta-sitosterol—a natural plant compound—strongly interacts with two key enzymes involved in memory loss and cognitive decline. The compound showed stability, strong binding, and favorable safety indicators, making it a standout candidate for future drug development. Sun, 08 Feb 2026 07:57:41 EST https://www.sciencedaily.com/releases/2026/02/260206012213.htm https://www.sciencedaily.com/releases/2026/02/260206012210.htm Scientists have cracked a key mystery behind spider silk’s legendary strength and flexibility. They discovered that tiny molecular interactions act like natural glue, holding silk proteins together as they transform from liquid into incredibly tough fibers. This same process helps create silk that’s stronger than steel by weight and tougher than Kevlar. Fri, 06 Feb 2026 01:22:10 EST https://www.sciencedaily.com/releases/2026/02/260206012210.htm https://www.sciencedaily.com/releases/2026/02/260203030546.htm Plants make chemical weapons to protect themselves, and many of these compounds have become vital to human medicine. Researchers found that one powerful plant chemical is produced using a gene that looks surprisingly bacterial. This suggests plants reuse microbial tools to invent new chemistry. The insight could help scientists discover new drugs and produce them more sustainably. Tue, 03 Feb 2026 10:06:55 EST https://www.sciencedaily.com/releases/2026/02/260203030546.htm https://www.sciencedaily.com/releases/2026/02/260203030533.htm Scientists have uncovered a surprising genetic shift that may explain how animals with backbones—from fish and frogs to humans—became so complex. By comparing sea squirts, lampreys, and frogs, researchers found that key genes controlling cell communication began producing many more protein variations right at the moment vertebrates emerged. This genetic flexibility likely helped cells specialize in new ways, shaping the development of diverse tissues and organs. Wed, 04 Feb 2026 01:40:26 EST https://www.sciencedaily.com/releases/2026/02/260203030533.htm https://www.sciencedaily.com/releases/2026/02/260201231205.htm SAR11 bacteria dominate the world’s oceans by being incredibly efficient, shedding genes to survive in nutrient-poor waters. But that extreme streamlining appears to backfire when conditions change. Under stress, many cells keep copying their DNA without dividing, creating abnormal cells that grow large and die. This vulnerability may explain why SAR11 populations drop during phytoplankton blooms and could become more important as oceans grow less stable. Mon, 02 Feb 2026 09:21:36 EST https://www.sciencedaily.com/releases/2026/02/260201231205.htm https://www.sciencedaily.com/releases/2026/01/260131082418.htm Termites did not evolve complex societies by adding new genetic features. Instead, scientists found that they became more social by shedding genes tied to competition and independence. A shift to monogamy removed the need for sperm competition, while food sharing shaped who became workers or future kings and queens. Together, these changes helped termites build colonies that can number in the millions. Sat, 31 Jan 2026 08:35:05 EST https://www.sciencedaily.com/releases/2026/01/260131082418.htm https://www.sciencedaily.com/releases/2026/01/260125083418.htm Our genome isn’t as peaceful as it looks—some DNA elements are constantly trying to disrupt it. Scientists studying fruit flies discovered that key proteins protecting chromosome ends must evolve rapidly to counter these internal threats. When these proteins fall out of sync, chromosomes fuse and cells die. The work reveals how essential biological systems survive by constantly reinventing themselves. Mon, 26 Jan 2026 10:35:30 EST https://www.sciencedaily.com/releases/2026/01/260125083418.htm https://www.sciencedaily.com/releases/2026/01/260122074035.htm A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to chimpanzees. By comparing full and half siblings across species and human cultures, researchers found that long-term pair bonding is unusually common in our species. Even societies that permit polygamy show far more monogamy than most mammals. This rare evolutionary shift may have played a key role in human social success. Thu, 22 Jan 2026 23:58:52 EST https://www.sciencedaily.com/releases/2026/01/260122074035.htm https://www.sciencedaily.com/releases/2026/01/260121034125.htm New experiments reveal that protein precursors can form naturally in deep space under extreme cold and radiation. Scientists found that simple amino acids bond into peptides on interstellar dust, long before stars and planets exist. This challenges the idea that complex life chemistry only happens on planets. It also boosts the odds that life-friendly ingredients are widespread across the universe. Wed, 21 Jan 2026 09:18:29 EST https://www.sciencedaily.com/releases/2026/01/260121034125.htm https://www.sciencedaily.com/releases/2026/01/260121034119.htm Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to be costly. Scientists tracked metabolism, blood, and hormone levels through the entire reproductive cycle and found everything stayed remarkably stable. This efficiency suggests these sharks have evolved to optimize energy in ways not seen before. Wed, 21 Jan 2026 08:37:28 EST https://www.sciencedaily.com/releases/2026/01/260121034119.htm https://www.sciencedaily.com/releases/2026/01/260118064637.htm When scientists sent bacteria-infecting viruses to the International Space Station, the microbes did not behave the same way they do on Earth. In microgravity, infections still occurred, but both viruses and bacteria evolved differently over time. Genetic changes emerged that altered how viruses attach to bacteria and how bacteria defend themselves. The findings could help improve phage therapies against drug-resistant infections. Sun, 18 Jan 2026 09:54:24 EST https://www.sciencedaily.com/releases/2026/01/260118064637.htm https://www.sciencedaily.com/releases/2026/01/260116035313.htm Bamboo shoots may be far more than a crunchy side dish. A comprehensive review found they can help control blood sugar, support heart and gut health, and reduce inflammation and oxidative stress. Laboratory and human studies also suggest bamboo may promote beneficial gut bacteria and reduce toxic compounds in cooked foods. However, bamboo must be pre-boiled to avoid natural toxins. Fri, 16 Jan 2026 23:01:50 EST https://www.sciencedaily.com/releases/2026/01/260116035313.htm https://www.sciencedaily.com/releases/2026/01/260115022814.htm A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan increases by about 10 percent, though the reasons differ for males and females. Castrated males avoid the harmful effects of testosterone, while females gain longevity by sidestepping the intense physical demands of pregnancy and nursing. The results underscore a powerful biological trade-off between making offspring and staying alive longer. Fri, 16 Jan 2026 01:05:13 EST https://www.sciencedaily.com/releases/2026/01/260115022814.htm https://www.sciencedaily.com/releases/2026/01/260115022805.htm Scientists have uncovered how cannabis evolved the ability to make its most famous compounds—THC, CBD, and CBC—by recreating ancient enzymes that existed millions of years ago. These early enzymes were multitaskers, capable of producing several cannabinoids at once, before evolution fine-tuned them into today’s highly specialized forms. By “resurrecting” these long-lost enzymes in the lab, researchers showed how cannabis chemistry became more precise over time—and discovered something unexpected: the ancient versions are often more robust and easier to work with. Thu, 15 Jan 2026 23:40:32 EST https://www.sciencedaily.com/releases/2026/01/260115022805.htm https://www.sciencedaily.com/releases/2026/01/260114084111.htm Scientists are taking a closer look at monk fruit and discovering it’s more than just a sugar substitute. New research shows its peel and pulp contain a rich mix of antioxidants and bioactive compounds that may support health. Different varieties offer different chemical profiles, hinting at unique benefits. The work could shape how monk fruit is used in future foods and supplements. Wed, 14 Jan 2026 10:32:00 EST https://www.sciencedaily.com/releases/2026/01/260114084111.htm https://www.sciencedaily.com/releases/2026/01/260112214315.htm Researchers studying cyanobacteria from hot springs in Thailand have discovered a new natural UV-blocking compound with impressive antioxidant power. Unlike conventional sunscreens, it’s biocompatible and potentially safer for both people and the environment. The molecule is produced only under UV and salt stress and uses a unique biosynthetic pathway never seen before. This could help drive a new generation of eco-friendly sunscreens and skincare products. Tue, 13 Jan 2026 21:34:50 EST https://www.sciencedaily.com/releases/2026/01/260112214315.htm