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Cougars’ Diverse Diet Helped Them Survive the Mass Extinction That Wiped out the Saber-Tooth Cat, American Lion
Apr. 22, 2014 Cougars may have survived the mass extinction that took place about 12,000 years ago because they were not particular about what they ate, unlike their more finicky cousins the saber-tooth cat and ... full story -
Mantis Shrimp Stronger Than Airplanes: Composite Material Inspired by Shrimp Stronger Than Standard Used in Airplane Frames
Apr. 22, 2014 Inspired by the fist-like club of a mantis shrimp, researchers have developed a design structure for composite materials that is more impact resistant and tougher than the standard used in airplanes. ... full story -
Fat Metabolism in Animals Altered to Prevent Most Common Type of Heart Disease
Apr. 22, 2014 Working with mice and rabbits, scientists have found a way to block abnormal cholesterol production, transport and breakdown, successfully preventing the development of atherosclerosis, the main ... full story -
Male Health Linked to Testosterone Exposure in Womb, Study Finds
Apr. 22, 2014 Men's susceptibility to serious health conditions may be influenced by low exposure to testosterone in the womb, new research suggests. Understanding why some men have less of the hormone than ... full story -
Brain Size Matters When It Comes to Animal Self-Control
Apr. 22, 2014 Chimpanzees may throw tantrums like toddlers, but their total brain size suggests they have more self-control than, say, a gerbil or fox squirrel, according to a new study of 36 species of mammals ... full story -
Life Stressors Trigger Neurological Disorders, Researchers Find
Apr. 22, 2014 When mothers are exposed to trauma, illness, alcohol or other drug abuse, these stressors may activate a single molecular trigger in brain cells that can go awry and activate conditions such as ... full story -
Speed-Reading Apps May Impair Reading Comprehension by Limiting Ability to Backtrack
Apr. 22, 2014 To address the fact that many of us are on the go and pressed for time, app developers have devised speed-reading software that eliminates the time we supposedly waste by moving our eyes as we read. ... full story -
People Pay More Attention to Upper Half of Field of Vision, Study Shows
Apr. 22, 2014 People pay more attention to the upper half of their field of vision, a study shows, a finding that could have ramifications for traffic signs to software interface design. "It doesn't mean ... full story -
Researchers Identify a New Variant of Ebola Virus in Guinea
Apr. 22, 2014 In a new article, researchers have published their initial findings on the characteristics of the Ebola virus discovered in Guinea. Initial virological investigations enabled them to identify Zaire ... full story -
International Team Sequences Rainbow Trout Genome
Apr. 22, 2014 An international team of researchers has mapped the genetic profile of the rainbow trout, a versatile salmonid whose relatively recent genetic history opens a window into how vertebrates evolve. The ... full story -
Cloaked DNA Nanodevices Survive Pilot Mission
Apr. 22, 2014 By mimicking a viral strategy, scientists have created the first cloaked DNA nanodevice that survives the body's immune defenses. Their success opens the door to smart DNA nanorobots that use ... full story -
How Are We Different and What Gave Us the Advantage Over Extinct Types of Humans Like the Neanderthals?
Apr. 22, 2014 In parallel with modern man (Homo sapiens), there were other, extinct types of humans with whom we lived side by side, such as Neanderthals and the recently discovered Denisovans of Siberia. Yet ... full story -
Tarantulas' Personality Determines Whether They Copulate With Males or Cannibalize Them
Apr. 22, 2014 Sexual cannibalism in spiders – the attack and consumption of males by females before or after copulation – is very widespread. A new investigation analyses the reason behind such extreme ... full story -
Red Stars and Big Bulges: How Black Holes Shape Galaxies
Apr. 22, 2014 The universe we can see is made up of thousands of millions of galaxies, each containing anywhere from hundreds of thousands to hundreds of billions of stars. Large numbers of galaxies are elliptical ... full story -
Solved: Mysteries of a Nearby Planetary System
Apr. 22, 2014 Mysteries of one of the most fascinating nearby planetary systems now have been solved. A new study presents the first viable model for the planetary system orbiting one the first stars discovered to ... full story -
Sleep Behavior Disorder Linked to Brain Disease
Apr. 22, 2014 A sleep disorder that causes people to act out their dreams is the best current predictor of brain diseases like Parkinson’s and Alzheimer’s, research suggests. In this disorder, the disturbance ... full story -
'Upside-Down Planet' Reveals New Method for Studying Binary Star Systems
Apr. 21, 2014 What looked at first like a sort of upside-down planet has instead revealed a new method for studying binary star systems. Astronomers confirmed the first "self-lensing" binary star system ... full story -
Sleeping Away Infection: Researchers Find Link Between Sleep, Immune Function in Fruitflies
Apr. 21, 2014 When we get sick it feels natural to try to hasten our recovery by getting some extra shuteye. Researchers found that this response has a definite purpose, in fruitflies: enhancing immune system ... full story -
Today's Antarctic Region Once as Hot as California, Florida
Apr. 21, 2014 Parts of ancient Antarctica were as warm as today's California coast, and polar regions of the southern Pacific Ocean registered 21st-century Florida heat, according to scientists using a new ... full story -
First Eurasians Left Africa Up to 130,000 Years Ago
Apr. 21, 2014 Scientists have shown that anatomically modern humans spread from Africa to Asia and Europe in several migratory movements. The first ancestors of today’s non-African peoples probably took a ... full story
- Cougars’ diverse diet helped them survive the mass extinction that wiped out the saber-tooth cat, American lion
- Mantis shrimp stronger than airplanes: Composite material inspired by shrimp stronger than standard used in airplane frames
- Fat metabolism in animals altered to prevent most common type of heart disease
- Male health linked to testosterone exposure in womb, study finds
- Brain size matters when it comes to animal self-control
- Life stressors trigger neurological disorders, researchers find
- Speed-reading apps may impair reading comprehension by limiting ability to backtrack
- People pay more attention to upper half of field of vision, study shows
- Researchers identify a new variant of Ebola virus in Guinea
- International team sequences rainbow trout genome
- Cloaked DNA nanodevices survive pilot mission
- How are we different and what gave us the advantage over extinct types of humans like the Neanderthals?
- Tarantulas' personality determines whether they copulate with males or cannibalize them
- Red stars and big bulges: How black holes shape galaxies
- Solved: Mysteries of a nearby planetary system
- Sleep behavior disorder linked to brain disease
- 'Upside-down planet' reveals new method for studying binary star systems
- Sleeping away infection: Researchers find link between sleep, immune function in fruitflies
- Today's Antarctic region once as hot as California, Florida
- First Eurasians left Africa up to 130,000 years ago
- Krypton used to accurately date ancient Antarctic ice
- More questions than answers as mystery of domestication deepens
- Researchers rethink 'natural' habitat for wildlife
- Finding turns neuroanatomy on its head: Researchers present new view of myelin
- ADHD: Scientists discover brain's anti-distraction system
- 'Dressed' laser aimed at clouds may be key to inducing rain, lightning
- Ancient DNA: Barnyard chickens living just a few hundred years ago looked far different from today's chickens
- Gecko-like adhesives now useful for real world surfaces
- Impact glass from asteroids and comets stores biodata for millions of years
- Collider reveals sharp change from 'quark soup' to atoms
- Bright points in sun's atmosphere mark patterns deep in its interior
- Vitamin B3 might have been made in space, delivered to Earth by meteorites
- Our brains are hardwired for language
- Gene variant increases risk of colorectal cancer from eating processed meat
- More, bigger wildfires burning western US over last 30 years
- First potentially habitable Earth-sized planet confirmed by Gemini and Keck observatories
- Thinnest membrane feasible has been produced
- Alternative identification methods for threatened species urged
- Connecting sleep deficits among young fruit flies to disruption in mating later in life
- Boosting depression-causing mechanisms in brain increases resilience, surprisingly
- There's something ancient in the icebox: Three-million-year-old landscape beneath Greenland Ice Sheet
- Surprising material could play huge role in saving energy: Tin selenide is best at converting waste heat to electricity
- Wireless power transfer achieved at 5-meter distance
- Fear of the cuckoo mafia: In fear of retaliation, birds accept and raise brood parasites' young
- A cross-section of the universe
- Biologists help solve fungal mysteries, inform studies on climate change
- In sex-reversed cave insects, females have the penises
- Study shows lasting effects of drought in rainy Eastern U.S.
- The story of animal domestication retold: Scientists now think wild animals interbred with domesticated ones until quite recently
- Genetic study tackles mystery of slow plant domestications
- New MRSA superbug emerges in Brazil
- Earliest ancestor of land herbivores discovered: 300-million-year-old predator showed way to modern terrestrial ecosystem
- For cells, internal stress leads to unique shapes
- Mars: Meteorites yield clues to Red Planet's early atmosphere
- Eavesdropping on brain cell chatter
- Air temperature influenced African glacial movements at height of last ice age
- How smells stick to your memories: Your nose can be a pathfinder
- Ancient shark fossil reveals new insights into jaw evolution
- Searching for dark energy with neutrons: With neutrons, scientists can now look for dark energy in the lab
- Crucial new information about how the ice ages came about
- Sperm meets egg: Protein essential for fertilization discovered
- Scientists re-define what's healthy in newest analysis for human microbiome project
- Scientists achieve first direct observations of excitons in motion
- At the origin of cell division: The features of living matter emerge from inanimate matter in simulation
- Warm U.S. West, cold East: 4,000-year pattern; Global warming may bring more curvy jet streams during winter
- Functional brain imaging reliably predicts which vegetative patients have potential to recover consciousness
- New study outlines 'water world' theory of life's origins
- People of color live in neighborhoods with more air pollution than whites, groundbreaking U.S. study shows
- Brain changes associated with casual marijuana use in young adults, study finds
- Astronomers: 'Tilt-a-worlds' could harbor life
- SSRI use during pregnancy linked to autism and developmental delays in boys
- Lifestyle determines gut microbes: Study with modern hunter-gatherers tells tale of bacteria co-evolution
- Gut capacity limits bird's ability to adapt to rapid climate change
- Tiger beetle's chase highlights mechanical law
- New method of screening children for autism spectrum disorders works at 9 months old
- Targeting cancer with a triple threat: New nanoparticles can deliver three drugs at once
- Regenerated esophagus transplanted in rats
- Hair from infants gives clues about life in womb
- Moth study suggests hidden climate change impacts
- NASA Cassini images may reveal birth of a Saturn moon
- We're over the hill at 24, study says
- Fire and drought may push Amazonian forests beyond tipping point
- Plugging an ozone hole: Extreme Antarctic ozone holes have not been replicated in Arctic
- Ferns borrowed genes to flourish in low light
- Air pollution over Asia influences global weather and makes Pacific storms more intense
- Cosmic slurp: Supercomputers help astronomers understand and predict how black holes swallow stars
- Neuroscientists: Brain activity may mark beginning of memories
- Wolves at the door: Study finds recent wolf-dog hybridization in Caucasus region
- Teaching to optimize learning or control misbehavior? Scale of disruptive behavior in schools seriously underestimated
- Neanderthals and Cro-magnons did not coexist on the Iberian Peninsula, suggests re-analysis of dating
- Does germ plasm accelerate evolution?
- Dual role of carbon dioxide in photosynthesis: Pioneering findings
- Finding the switch: Researchers create roadmap for gene expression
- How a Silly Putty ingredient could advance stem cell therapies
- Faraway moon or faint star? Possible exomoon found
- Hepatitis C treatment cures over 90 percent of patients who also have cirrhosis
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