Preliminary data suggest that all those tweets, status updates and other digital distractions may actually stave off cognitive decline
Robin Henig explains how scientists determine if a laboratory rodent is classified as depressed in the search for new, improved antidepressants
Existing antidepressants leave a lot to be desired. They can take weeks to start working, and they fail many people. Researchers are scouting for better options
With thousands of people on the waiting lists for organs, doctors are bending the rules about when to declare that a donor is dead. Is it ethical to take one life and give it to another?
In vitro fertilization was once considered by some to be a threat to our very humanity. Cloning inspires similar fears