Most people know that exercise protects against heart attack and stroke, but researchers have spent 30 years unraveling the biochemistry behind the idea. Researchers have now revealed new details of how athletic hearts push blood through arteries wi…
A study that looked at how people behave during pandemics has identified key demographic and psychological factors that may predict protective behaviors.
The brains of people under anesthesia respond to stimuli as they do in the deepest part of sleep — lending credence to a developing theory of consciousness and suggesting a new method to assess loss of consciousness in conditions such as coma.
People being treated for schizophrenia are more likely than the general population to have encounters with the criminal justice system in the US. A new study has shown that schizophrenia patients’ involvement with the criminal justice system is prim…
Caltech biologist David Anderson and his colleagues identify a brain chemical involved in promoting aggression in fliesRecently, biologist David Anderson set out to learn whether flies, like bees, can get angry–part of a broader effort to study how an…
A type of antibiotic that can cause hearing loss in people has been found to paradoxically protect the ears when given in extended low doses in very young mice. The surprise finding came from researchers who looked to see if loud noise and the antib…
You’re six miles up, alone and falling without a parachute. Though the odds are long, a small number of people have found themselves in similar situations‹and lived to tell the tale. Here’s PM’s 120-mph, 35,000-ft, 3-minutes-to-impact survival gui…
People’s preferences for current vs. later rewards may be influenced by blood glucose levels: Volunteers who drank a regular soda (and therefore had higher blood glucose levels) were more likely to select receiving more money at a later date while t…
A nationwide clinical trial of a nutritional drink is under way to determine whether it can improve cognitive performance in people with mild to moderate Alzheimer’s.
A UN-sponsored report finds that more people died from earthquakes in the past decade than from any other disaster.Studies show more than 780,000 people were killed in nearly 4,000 disasters.