Experts disagree, but a number of experiments could offer insight
How an unlikely clue could help solve the mystery of two devastating disorders
A rigorous study validates a cannabis-derived treatment for a rare, drug-resistant childhood epilepsy
Current medicines fail to relieve seizures in about a third of people with epilepsy. What can be done?
The intuitive reasoning behind “magical thinking” may carry an evolutionary advantage
The go-to stroke drug often fails. Now doctors can slide out brain clots with wires and have new tools for other blockages
From flipping the bird to physical confrontation, aggressive driving has become common, a new report shows. Where does the behavior come from? And can it be quelled?
A new model calls for monitoring social media terror sympathizers as evolving groups, not individuals
As U.S. policy lurches along, researchers say easing DEA rules could lead to big advances
The cause of migraine headaches has eluded scientists for centuries. Now a theory blaming one nerve has led to drugs that prevent attacks
Vertigo can knock people off their feet for years. Ear implants and gene therapy are new attempts at relief
Snoring can signal life-threatening apnea. New remedies such as a jolt to a nerve may help
As more states legalize treatment, scientists are learning how the plant's chemicals may help conditions ranging from brain injuries to cancer
A human-powered helicopter could not fly, experts concluded. Then two young engineers proved them wrong and won a quarter of a million dollars in the process