Talk to experts in a live Google Hangout about the DSM-5 controversy, Thursday 3 p.m. EDT
Two researchers who coined the phrase mental time travel insisted that animals couldn't do it; now, one of them is changing his tune
Molecules called long noncoding RNAs could be influencing the shape of chromatin, and analyses of DNA of Latinos in South Florida traced their ancestries
The most dramatic progress has been made on the twin prime conjecture and Goldbach's conjecture in more than a century and a half of trying
The U.S. Department of Energy has funded innovation hubs to tackle big energy challenges; but their future is uncertain
Wolves in an iconic predator-prey study are not producing pups, leaving scientists to confront a genetic rescue—or the project's demise
Institute of Medicine calls into question recommendations advising people to consume less sodium, reviving a passionate debate.