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Society Bloomed With Gentler Personalities and More Feminine Faces: Technology Boom 50,000 Years Ago Correlated With Less Testosterone
Aug. 1, 2014 Scientists have shown that human skulls changed in ways that indicate a lowering of testosterone levels at around the same time that culture was blossoming. Heavy brows were out, rounder heads were ... full story -
Scientists Name New Species of Cetacean: The Australian Humpback Dolphin
Aug. 1, 2014 Scientists examining a taxonomically confused group of marine mammals have officially named a species new to science: the Australian humpback dolphin, Sousa ... full story -
'Active' Surfaces Control What's on Them: Scientists Develop Treated Surfaces That Can Actively Control How Fluids or Particles Move
Aug. 1, 2014 Researchers have developed a new way of making surfaces that can actively control how fluids or particles move across them. The work might enable new kinds of biomedical or microfluidic devices, or ... full story -
Companion Planets Can Increase Old Worlds' Chance at Life
Aug. 1, 2014 Having a companion in old age is good for people -- and, it turns out, might extend the chance for life on certain Earth-sized planets in the cosmos as well. Planets cool as they age. Over time their ... full story -
Recent Use of Some Birth Control Pills May Increase Breast Cancer Risk, Study Suggests
Aug. 1, 2014 Women who recently used birth control pills containing high-dose estrogen and a few other formulations had an increased risk for breast cancer, whereas women using some other formulations did not, ... full story -
Scientists Find New Calorie-Burning Switch in Brown Fat
Aug. 1, 2014 Biologists have identified a signaling pathway that switches on a powerful calorie-burning process in brown fat cells. The study sheds light on a process known as "brown fat thermogenesis," ... full story -
Study of Twins Discovers Gene Mutation Linked to Short Sleep Duration
July 31, 2014 Researchers who studied 100 twin pairs have identified a gene mutation that may allow the carrier to function normally on less than six hours of sleep per night. The genetic variant also appears to ... full story -
Wildfires and Other Burns Play Bigger Role in Climate Change
July 31, 2014 Research demonstrates that it isn't just the carbon dioxide from biomass burning that's the problem. Black carbon and brown carbon maximize the thermal impacts of such fires. They ... full story -
Groundbreaking Research Maps Cultural History by Mapping Mobility of Notable Intellectuals
July 31, 2014 New research presents a pioneering approach to understanding European and North American cultural history by mapping out the mobility patterns of notable intellectuals over a 2,000-year ... full story -
Chemists Create Nanofibers Using Unprecedented New Method, Reminiscent of Fibers Found in Living Cells
July 31, 2014 Researchers have developed a novel method for creating self-assembled protein/polymer nanostructures that are reminiscent of fibers found in living cells. The work offers a promising new way to ... full story -
Asteroid Impacts Significantly Altered Ancient Earth
July 31, 2014 New research shows that more than four billion years ago, the surface of Earth was heavily reprocessed as a result of giant asteroid impacts. A new model based on existing lunar and terrestrial data ... full story -
Fermi Satellite Detects Gamma-Rays from Exploding Novae: Surprising Discovery Dispels Long-Held Idea
July 31, 2014 Astronomers have discover very high energy gamma rays being emitted by an exploding star. The surprising discovery dispels the long-held idea that classical nova explosions are not powerful enough to ... full story -
C. Difficile Vaccine Proves Safe, 100 Percent Effective in Animal Models
July 31, 2014 An experimental vaccine protected 100 percent of animal models against the highly infectious and virulent bacterium, Clostridium difficile, which causes an intestinal disease that kills approximately ... full story -
The 'Memory' of Starvation Is in Your Genes
July 31, 2014 Epigenetic 'experiments' -- changes resulting from external rather than genetic influences -- suggest that the body's physiological responses to hardship could be inherited, although ... full story -
'Rewired' Mice Show Signs of Longer Lives With Fewer Age-Related Illnesses
July 31, 2014 While developing a new cancer drug, researchers discovered that mice lacking a specific protein live longer lives with fewer age-related illnesses. The mice, which lack the TRAP-1 protein, ... full story -
Shrinking Dinosaurs Evolved Into Flying Birds
July 31, 2014 Scientists have revealed how massive, meat-eating, ground-dwelling dinosaurs evolved into agile flying birds: they just kept shrinking and shrinking, for over 50 million years. ... full story -
Study Advances 'DNA Revolution,' Tells Butterflies' Evolutionary History
July 31, 2014 By tracing nearly 3,000 genes to the earliest common ancestor of butterflies and moths, scientists have created an extensive “Tree of Lepidoptera” in the first study to use large-scale, ... full story -
Hubble Shows Farthest Lensing Galaxy Yields Clues to Early Universe
July 31, 2014 Astronomers have unexpectedly discovered the most distant galaxy that acts as a cosmic magnifying glass. Seen in a new image as it looked 9.6 billion years ago, this monster elliptical galaxy breaks ... full story -
Fossils Could Be Discovered on the Moon: Signs of Ancient Life May Be Littered Across the Moon
July 31, 2014 Physicists have tested what would happen if a piece of rock containing microscopic fossils from Earth was launched into space and hit the surface of the moon. The team turned fossil-filled rock into ... full story -
Numerous Unknown Jets from Young Stars and Planetary Nebulae Discovered
July 31, 2014 Preliminary research findings have identified hundreds of so far unknown jets from young stars, as well as numerous new planetary nebulae in the Galactic ... full story
- Society bloomed with gentler personalities and more feminine faces: Technology boom 50,000 years ago correlated with less testosterone
- Scientists name new species of cetacean: The Australian humpback dolphin
- 'Active' surfaces control what's on them: Scientists develop treated surfaces that can actively control how fluids or particles move
- Companion planets can increase old worlds' chance at life
- Recent use of some birth control pills may increase breast cancer risk, study suggests
- Scientists find new calorie-burning switch in brown fat
- Study of twins discovers gene mutation linked to short sleep duration
- Wildfires and other burns play bigger role in climate change
- Groundbreaking research maps cultural history by mapping mobility of notable intellectuals
- Chemists create nanofibers using unprecedented new method, reminiscent of fibers found in living cells
- Asteroid impacts significantly altered ancient Earth
- Fermi satellite detects gamma-rays from exploding novae: Surprising discovery dispels long-held idea
- C. difficile vaccine proves safe, 100 percent effective in animal models
- The 'memory' of starvation is in your genes
- 'Rewired' mice show signs of longer lives with fewer age-related illnesses
- Shrinking dinosaurs evolved into flying birds
- Study advances 'DNA revolution,' tells butterflies' evolutionary history
- Hubble shows farthest lensing galaxy yields clues to early universe
- Fossils could be discovered on the moon: Signs of ancient life may be littered across the moon
- Numerous unknown jets from young stars and planetary nebulae discovered
- Key to aging immune system: Discovery of DNA replication problem
- Depression as a risk factor for dementia: Link is independent of dementia-related brain changes
- Pesticide DDT linked to slow metabolism, obesity and diabetes, mouse study finds
- Antarctic ice sheet is result of carbon dioxide decrease, not continental breakup
- Deep-sea octopus broods eggs for over four years -- longer than any known animal
- Scientists reproduce evolutionary changes by manipulating embryonic development of mice
- Tidal forces gave moon its shape early in its history, new analysis finds
- Double star with weird and wild planet-forming discs
- Finding quantum 'lines of desire': Physicists track quantum system's wanderings through quantum state space
- Exploring 3-D printing to make organs for transplants
- Decades-old amber collection offers new views of a lost world: Tiny grasshopper encased in amber
- Mercury's bizzare magnetic field tells scientists how its interior is different from Earth's
- Climate extremes are here to stay: Expect more heat waves and cold snaps
- Chinese mosquitoes on the Baltic Sea: Ancient insect inclusions in East-Asian amber
- Fossils found in Siberia suggest all dinosaurs could have been feathered
- A blood test for suicide risk? Alterations to a single gene could predict risk of suicide attempt
- Weighing the Milky Way: Researchers devise precise method for calculating the mass of galaxies
- Five daily portions of fruit and vegetables may be enough to lower risk of early death
- Vision-correcting display makes reading glasses so yesterday
- Huge waves measured for first time in Arctic Ocean
- 'Killer sperm' prevents mating between worm species
- The Quantum Cheshire Cat: Can neutrons be located at a different place than their own spin?
- Social origins of intelligence in the brain
- Diet affects males' and females' gut microbes differently
- Evolution in rainforest flies points to climate change survival
- Microscopic rowing -- without a cox: Cells' whip-like appendages can synchronize their movements
- Healthy lifestyle may buffer against stress-related cell aging
- Lead pollution beat explorers to South Pole, persists today
- Cassini spacecraft reveals 101 geysers and more on icy Saturn moon
- Impact of Deepwater Horizon oil spill on coral is deeper and broader than predicted
- Global warming amplifier: Rising water vapor in upper troposphere to intensify climate change
- Learning the smell of fear: Mothers teach babies their own fears via odor, animal study shows
- Fist bumping beats germ-spreading handshake
- New protein structure could help treat Alzheimer's, related diseases
- New meaning to refrigerator magnets: Magnets may act as wireless cooling agents
- Glow in space is evidence of a hot bubble in our galaxy
- Potential 'universal' blood test for cancer discovered
- Mutations from Venus, mutations from Mars: Why genetic fertility problems can persist in a population
- Building 'invisible' materials with light
- Dinosaurs fell victim to perfect storm of events, study shows
- New oral drug regimens cure hardest-to-treat hepatitis C infected patients, could improve treatment uptake
- 'Holy grail' of battery design achieved: Stable lithium anode
- Climate change and air pollution will combine to curb food supplies
- Trees save lives, reduce respiratory problems
- Climate Change Increases Risk of Crop Slowdown in Next 20 Years
- Intensity of hurricanes: New study helps improve predictions of storm intensity
- Bacteria manipulate salt to build shelters to hibernate
- Steam energy from the sun: New spongelike structure converts solar energy into steam
- Saharan dust is key to formation of Bahamas' Great Bank, study finds
- Earlier Stone Age artifacts found in Northern Cape of South Africa
- Parched West is using up underground water: Study points to grave implications for Western U.S. water supply
- Brain's dynamic duel underlies win-win choices
- Biologist warn of early stages of Earth's sixth mass extinction event
- How to power California with wind, water and sun
- Pesticide linked to three generations of disease: Methoxychlor causes epigenetic changes
- No returning to Eden: Researchers explore how to restore species in a changing world
- Synchronization of North Atlantic, North Pacific preceded abrupt warming, end of ice age
- DNA mostly 'junk?' Only 8.2 percent of human DNA is 'functional', study finds
- Invertebrate numbers nearly halve as human population doubles
- Leaf-mining insects destroyed with the dinosaurs, others quickly appeared
- A reward is valued more if you choose it yourself: New quirky byproduct of learning from reward
- Cancer: Treatment that prevents tumor metastasis identified in animal study
- 'Naοve' pluripotent human embryonic stem cells created
- New mass map of distant galaxy cluster is most precise yet
- Newly discovered gut virus lives in half the world's population
- Maltreatment affects the way children's genes are activated
- Four-billion-year-old chemistry in cells today
- Hubble finds three surprisingly dry exoplanets: 'Hot Jupiters' had only one-tenth to one one-thousandth the amount of water predicted
- Smarter than a first-grader? Crows can perform as well as 7- to 10-year-olds on cause-and-effect water displacement tasks
- Gene inhibitor, salmon fibrin restore function lost in spinal cord injury in rodents
- Dog jealousy: Study suggests primordial origins for the 'green-eyed monster'
- 3-D image of Paleolithic child's skull reveals trauma, brain damage
- Major impact of climate change on Antarctic fur seals
- Age of puberty in girls influenced by which parent 'imprinted' genes are inherited from
- Genetics of cancer: Non-coding DNA can finally be decoded
- How much magma is hiding beneath our feet? Mysteries of Earth's crust pierced
- Strategy proposed for preventing diseases of aging
- New approach in search for extraterrestrial intelligence: Target alien polluters
- Satellite galaxies put astronomers in a spin
- Life expectancy gains threatened as more older Americans suffer from multiple medical conditions
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