Air traffic controllers and emergency dispatchers must make critical decisions while being deluged with information. Now researchers have devised a test that accurately measures the cool, quick judgment needed to perform well under stress.
SAN FRANCISCO--Ever wonder why your dreams can be so freakish? It's because your thought patterns are also bizarre in never-never land. Researchers have shown that concepts are more disjointed during REM sleep, in which dreaming occurs, than at other times.
The common fly is a miracle of miniaturization, a tiny flying machine capable of split-second zigzags--and of outmaneuvering most humans. Now a group of scientists has peered at the pilot's brain and found that it too has some fancy moves.
Vietnam veterans who endured heavy combat and were later diagnosed with post-traumatic stress syndrome (PTSD) are significantly more likely than other vets to suffer from a variety of chronic diseases 15 to 20 years later.
Anyone who's ever crammed just before an exam knows that you can't fit many facts into short-term memory. In fact, the space limit seems to be about seven words or digits--the length of a telephone number. But what about images?
Knowing whether a baseball is headed for the strike zone--or wide outside--is no easy task. Now scientists have found the brain region that allows everyone from schoolchildren to major leaguers to track objects, even though the eyes themselves are moving.
Today is the birthday of Ivar Pavlov, a Russian physiologist born in 1849 who is best known for his studies of the conditioning of dogs. Between 1890 and 1900, Pavlov investigated the secretory mechanisms of digestion in animals.
The singsong speech adults use when talking to infants seems to get a baby's attention and even bring a smile. But a report published in today's issue of Science* suggests that this "parentese" may be more than just a tool of endearment.