Science News

A natural protein fragment produced in the brain can act as an inhibitor of a key enzyme implicated in the onset of Alzheimer's disease, researchers have discovered for the first time. This is a finding that could lead t...

Probiotics may improve the behavioral symptoms of chronic inflammatory diseases by altering communication between the immune system and the brain, according to an animal study.

Private funding for the Arecibo Observatory—the largest single-dish radio telescope in the world—may be a poison pill --

Certain types of vaccines, that allow vaccinated individuals to spread disease, could lead to deadlier viruses, new evidence in chickens shows.

There was only a 5 percent error rate when patients with chronic kidney disease used mobile health technologies designed to help them use medications appropriately.

Google's Project Wing could be delivering products to your doorstep in a decade with the help of two-way cellular communication systems.

Not all African people of short stature -- often referred to as Pygmies -- grow alike, a new study finds. The Baka people of West Africa are born at typical sizes but grow much more slowly during their first two years of...

People who increase their salt intake significantly are at higher risk of developing high blood pressure, a large Japanese study finds.

A subset of medulloblastoma tumors briefly stopped growing or disappeared entirely during treatment with vismodegib, researchers report after a trial with both adults and children.

Support for eliminating existing exemptions, except for medical reasons, from immunization laws was among the policy recommendations adopted at the summer meeting of the Board of Regents of the American College of Physic...

A direct connection between two signaling proteins and liver fibrosis, a scarring process underlying chronic liver disease, the 12th leading cause of death in the United States, has been demonstrated by researchers.

An analysis of data on stomach acidity and diet in birds and mammals suggests that high levels of stomach acidity developed not to help animals break down food, but to defend animals against food poisoning. The work rais...

Charging people to participate in research studies is likely to undermine the fundamental ethical basis of clinical research, according to a new paper written by bioethicists. The paper outlines the arguments for and aga...

The fiery demise of ancient huts in southern Africa 1,000 years ago left clues to understanding a bizarre weak spot in the Earth's magnetic field -- and the role it plays in the magnetic poles' periodic reversals.

A new white paper discusses factors for underutilization of vaccines in older adults and offers recommendations to improve immunization rates.

An endoscopic probe that delivers adjustable-focus capabilities in a slimmer package has been developed by researchers. The findings could ultimately facilitate more effective and less painful imaging of internal tissues...

A new technology for studying the human body's vast system for toggling genes on and off reveals that genes associated with the immune system toggle more frequently, and those same genes operate differently in women and ...

A large-scale genetic study of the links between telomere length and risk for five common cancers finds that long telomeres are associated with an increased risk of lung adenocarcinoma. No significant associations betwee...

On Friday, much of the world will have the opportunity to observe a Blue Moon: A somewhat rare occurrence that doesn't have anything to do with the moon's color.

Slime mold is fascinating. I like it for the same reason I like ant colonies--it's made up of very simple (single-celled) creatures that collaborate when food is scarce to form...

Will this century bring massive sea-level rises and powerful superstorms? The world's most renowned climate scientist thinks so - although others disagree

Skaters know melting ice cuts friction, it turns out the trick works under water too. Balls coated in ice fell faster in a tank of water as the coating melted