Adderall, Ritalin and other stimulants prescribed for attention-deficit/hyperactivity disorder seem to work on brain areas ...

Why we procrastinate has less to do with willpower than with how flexibly our brains handle stress and discomfort - and the ...

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

The president, his family and some of their closest associates have engaged in a sprawling campaign of deals that stretches ...