Evidence found for granite on Mars
Researchers now have stronger evidence of granite on Mars and a new theory for how the granite – an igneous rock common on Earth -- could have formed there, according to a new study.
Amber provides new insights into the evolution of the Earth's atmosphere
One of the few organic materials that may preserve reliable data of the Earth's geological history over millions of years
Calcium plus vitamin D supplementation does not reduce risk of hip fracture or colorectal cancer
New results are in from the Women's Health Initiative (WHI) Calcium plus Vitamin D Supplementation Trial.
Bitter melon extract may have potential to fight head and neck cancer
Extract taken from an Asian vegetable may have therapeutic qualities to treat head and neck cancer, a Saint Louis University researcher has found.
The big male nose
University of Iowa study explains why men's noses are bigger than women's
Chaotic physics in ferroelectrics hints at brain-like computing
Unexpected behavior in ferroelectric materials explored by researchers at the Department of Energy's Oak Ridge National Laboratory supports a new approach to information storage and processing.
Studies confirm breadfruit's ability to repel insects
ARS scientists and their collaborators have identified three compounds in tropical breadfruit trees-capric, undecanoic and lauric acids-that can repel mosquitoes significantly better than DEET.
Human error most common cause of birth asphyxia: Poor fetal monitoring in 50% of cases, Norwegian study shows
Findings indicate human error is the most common cause of infant asphyxiation at birth
Would an 'anti-ketamine' also treat depression?
A new study reports that enhancing, instead of blocking, that same target -- the NMDA glutamate receptor -- also causes antidepressant-like effects
6 Party Drugs That May Have Health Benefits
The use of illegal drugs for medicinal reasons is a controversial topic, even as more states and jurisdictions allow the use of medical marijuana and other substances every year.
Deformed, Pointy Skull from Dark Ages Unearthed
The skeleton of an ancient aristocratic woman whose head was warped into a deformed, pointy shape has been unearthed in a necropolis in France.
New Plan for a Disabled Kepler
The little spacecraft that could may still have some life left in it.
Fusion reactor achieves tenfold increase in plasma confinement time
Experimental design improved heat dissipation, reducing damage to reactor walls.
Liberals aren't like the rest, or so they think
Liberals tend to underestimate the amount of actual agreement among those who share their ideology, while conservatives tend to overestimate intra-group agreement, according to new research published in Psychological Science, a journal of the Association for Psychological Science.
Many sudden cardiac arrests preceded by warning signs
Sudden cardiac arrest isn't always so sudden, according to research presented at the American Heart Association's Scientific Sessions 2013.
Individuals who flush after drinking are at higher risk of alcohol-related hypertension
Excessive drinking is a known risk factor for hypertension. Drinking that results in facial flushing indicates high sensitivity or even intolerance to alcohol.
Origin of species: Protein imbalances doom hybrids
Why do crosses between closely related species fail to produce fertile hybrids?
Plasma Apolipoprotein E Linked to Dementia Risk
Plasma levels of apolipoprotein E (APOE) are associated with the risk for Alzheimer's disease (AD) and dementia, independent of APOE genotype, a new study shows.
Ancient humans interbred with "mystery population"
Genome analysis suggests there was interbreeding between modern humans, Neanderthals, Denisovans and an unknown archaic population.
Discovery of brain activity in severely brain injured patients who 'wake up' with sleep drug
Pattern of brain activity points to possible neural circuit switched on by drug and may identify other patients who could respond
Evidence of ancient human history encoded in music's complex patterns
In the same way that fragments of ancient pottery and bones offer valuable information about human history, music can also reveal previously hidden clues about the past, according to new research from an international team led by McMaster University psychologist Steven Brown.
Universe's Largest Structure is a Cosmic Conundrum
Astronomers have found a mind-bogglingly large structure -- so big it takes light 10 billion years to traverse -- in a distant part of the universe.
New sorbents efficiently extract uranium from seawater
Producing adsorption agents to isolate uranium from seawater
Ancient Siberian genome reveals genetic origins of Native-Americans
The genome of a young boy buried at Mal’ta near Lake Baikal in eastern Siberia some 24,000 years ago has turned out to hold two surprises for anthropologists.
When We Lose Antibiotics, Here’s Everything Else We’ll Lose Too
“Post-antibiotic era” is a phrase that gets tossed around a lot these days, most of the time without people stopping to consider what it might really mean.
Research uncovers secrets of Mars' birth from unique meteorite
As NASA prepares to launch a new Martian probe, a Florida State University scientist has uncovered what may be the first recognized example of ancient Martian crust.
Comet ISON: An Observer's Guide
Since its discovery in September 2012, Comet C/2012 S1 - commonly known as Comet ISON - has been keeping astronomers guessing. Will it become the 'Comet of the Century' or would it be a flop, second only to the infamous Comet Kohoutek of the early 1970's?
Eating nuts may extend a person’s life
Study subjects who ate nuts roughly every day were 20 percent less likely to die during the study period than those who never ate nuts.
IceCube detects first high-energy neutrinos from the cosmos
World's largest particle detector opens up a new branch of astronomy
Researchers map brain areas vital to understanding language
Neuroscience professor Aron Barbey and his colleagues used brain injury data from Vietnam War veterans to map the ability of humans to understand written or spoken language
Research shows that anti-fungal medicine may increase vulnerability to influenza and other viruses
First line anti-viral protein rendered ineffective by Amphotericin B
Will 2-D tin be the next super material?
Theorists predict new single-layer material could go beyond graphene, conducting electricity with 100 percent efficiency at room temperature
Dreading pain can be worse than pain itself
Faced with inevitable pain, most people would choose to get it out of the way as soon as possible, according to a new study.
In Ruins of Palace, a Wine With Hints of Cinnamon and Top Notes of Antiquity
Digging this summer at the ruins of a 1700 B.C. Canaanite palace in northern Israel, archaeologists struck wine.
Chemotherapy: When our intestinal bacteria provide reinforcement
Bacteria from the intestinal flora stimulate fresh immune defences which then enhance the body's ability to fight the malignant tumour
LSUHSC research finds combo of plant nutrients kills breast cancer cells
Super cocktail of six natural plant compounds killed 100% of sample breast cancer cells without toxic side effects
Antibiotics Common Cause of Perioperative Anaphylaxis
Antibiotics are the most common identifiable cause of perioperative anaphylaxis, according a new Cleveland Clinic study ? a finding that contrasts with results from several European studies.
Accident of Evolution Allows Fungi to Thrive in Our Bodies
Cryptococcal fungi have evolved mechanisms for eluding their protist predators, giving them an inadvertent advantage over look-alike immune cells in humans, porpoises and other mammals
Scientists find brain region that helps you make up your mind
One of the smallest parts of the brain is getting a second look after new research suggests it plays a crucial role in decision making.
Unusual greenhouse gases may have raised ancient Martian temperature
Much like the Grand Canyon, Nanedi Valles snakes across the Martian surface suggesting that liquid water once crossed the landscape, according to a team of researchers who believe that molecular hydrogen made it warm enough for water to flow.