Reference Terms
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Mitochondrion
In cell biology, a mitochondrion (plural mitochondria) is an organelle found in most eukaryotic cells. Mitochondria are sometimes described as "cellular power plants," because their primary function is to convert organic materials into energy.
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Plants & Animals News
August 16, 2025
Aug. 15, 2025 Weaver ants have cracked a teamwork puzzle that humans have struggled with for over a century — instead of slacking off as their group grows, they work harder. These tiny architects not only build elaborate leaf nests but also double their pulling ...
Aug. 14, 2025 Over 15 years of fossil excavations in Tanzania and Zambia have revealed a vivid portrait of life before Earth s most devastating mass extinction 252 million years ago. Led by the University of ...
Aug. 14, 2025 Cats can naturally develop dementia with brain changes strikingly similar to Alzheimer’s disease in humans, including toxic amyloid-beta buildup and loss of synapses. A new study shows these similarities could make cats valuable natural models for ...
Aug. 12, 2025 Scientists have discovered a parasite that can sneak into your skin without you feeling a thing. The worm, Schistosoma mansoni, has evolved a way to switch off the body’s pain and itch signals, letting it invade undetected. By blocking certain ...
Aug. 9, 2025 Over 300 million years ago, Illinois teemed with life in tropical swamps and seas, now preserved at the famous Mazon Creek fossil site. Researchers from the University of Missouri and geologist ...
Aug. 8, 2025 Researchers at Scripps have created T7-ORACLE, a powerful new tool that speeds up evolution, allowing scientists to design and improve proteins thousands of times faster than nature. Using engineered bacteria and a modified viral replication system, ...
Aug. 7, 2025 Deep beneath the ocean's surface, a groundbreaking DNA study reveals that the deep sea is far more globally connected than once thought. By analyzing thousands of brittle stars preserved in museum collections, scientists discovered these ancient ...
Aug. 6, 2025 A prehistoric predator changed its diet and body size during a major warming event 56 million years ago, revealing how climate change can reshape animal behavior, food chains, and survival ...
Aug. 4, 2025 Glasswing butterflies may all look alike, but behind their transparent wings hides an evolutionary story full of intrigue. Researchers discovered that while these butterflies appear nearly identical to avoid predators, they produce unique pheromones ...
Aug. 4, 2025 An intriguing new study reveals that over 80% of parasites found in the ancient poo of New Zealand’s endangered kākāpō have vanished, even though the bird itself is still hanging on. Researchers discovered this dramatic parasite decline by ...
Aug. 3, 2025 Every time someone snaps a wildlife photo with iNaturalist, they might be fueling breakthrough science. From rediscovering lost species to helping conservation agencies track biodiversity and invasive threats, citizen observations have become vital ...
Aug. 1, 2025 Ape behavior just got a name upgrade — “scrumping” — and it might help explain why humans can handle alcohol so well. Researchers discovered that African apes regularly eat overripe, ...
Latest Headlines
updated 12:56 pm ET
Aug. 16, 2025 Once on the brink during the last ice age, great white sharks made a remarkable recovery globally, but their DNA reveals a baffling story. Classic migration explanations fail, leaving scientists with ...
Aug. 15, 2025 Scientists at UC San Diego have discovered a small but powerful section of DNA, called HAR123, that could help explain what makes the human brain so unique. Instead of being a gene, HAR123 acts like ...
Aug. 14, 2025 Denisovans, a mysterious human relative, left behind far more than a handful of fossils—they left genetic fingerprints in modern humans across the globe. Multiple interbreeding events with distinct ...
Aug. 14, 2025 A groundbreaking fossil discovery in the Grand Canyon has unveiled exquisitely preserved soft-bodied animals from the Cambrian period, offering an unprecedented glimpse into early life more than 500 ...
Aug. 13, 2025 An extraordinary fossil find along Victoria’s Surf Coast has revealed Janjucetus dullardi, a sharp-toothed, dolphin-sized predator that lived 26 million years ago. With large eyes, slicing teeth, ...
Aug. 9, 2025 A fossilized Caribbean dirt ant, Basiceros enana, preserved in Dominican amber, reveals the species ancient range and overturns assumptions about its ...
Aug. 9, 2025 The newly described Mirasaura grauvogeli from the Middle Triassic had a striking feather-like crest, hinting that complex skin appendages arose far earlier than previously believed. Its bird-like ...
Aug. 7, 2025 Chinese scientists uncovered a powerful energy source for deep Earth microbes: hydrogen and oxidants generated by rock fracturing during earthquakes. The process may also suggest how life could exist ...
Aug. 7, 2025 Scientists discovered that jewel wasp larvae that undergo a developmental "pause" live longer and age more slowly at the molecular level by nearly 30%. This slowdown is tied to conserved biological ...
Aug. 7, 2025 Scientists have successfully synthesized methanetetrol, an incredibly unstable and previously elusive compound thought to be a key ingredient in the chemical evolution of life. Described as a ...