REM sleep, in which dreams occur, also may help take the edge off painful memories.
Hear how some teenagers’ IQ scores changed significantly over a four-year period.
Hear how overfeeding fruit flies sets off a chain reaction that makes their intestines grow.
Update on a landmark experiment that probes the roots of delayed gratification.
Hear how computer scientists used football to develop a type of artificial intelligence.
In this Science Update, hear how men’s testosterone levels drop significantly when they become fathers.
This Science Update explores how dolphins heal remarkably well after massive shark bites, and scientists want to know how they do it.
In this Science Update, hear how promiscuity-related genes in finches may exist to solely benefit males.
This Science Update explores a new explanation for why animals tend to grow larger at higher latitudes.
This Science Update examines why some patients with "difficult-to-treat" asthma often turn out not to be taking their medication regularly.
Chances are there's a kind of food you like that at least one friend finds disgusting, and vice versa. The same goes for smells. And while many factors undoubtedly affect our personal tastes, this Science Update examines how scientists are learning that things simply smell and taste different to different people.
This Science Update examines how exposing pregnant women to a common air pollutant may impact their children's intelligence.
Ever had the experience of trying to remember something and giving up—only to have it pop into your head later? Learn more in this Science Update.
Scientists in France have identified the first planet beyond Earth that could support life as we know it.
This Science Update examines how we perceive our environment.
In this Science Update, find out how dead skin flakes in dust help remove ozone from indoor air.
Many kids with cystic fibrosis do a kind of breathing therapy called "huffing"—a series of sharp exhales to clear their airways. It's meant to be done several times a day, but kids get bored with it and slack off. This Science Update explores a study where kids with cystic fibrosis tried a video game-based breathing therapy to see if it would increase the rate at which the kids would do their huffing exercises.
A kind of honey from New Zealand may reverse antibiotic resistance in wound infections.
In this Science Update, find out why prisoners up for parole stand a better chance with a judge who's just had a meal break.
A study of the stomach contents of non native Burmese pythons living in the Everglades shows how many different species the pythons have been poaching.