You can use up all the storage on your phone or max out your computer's drive, but can you use up all the memory space in your brain? Despite how you might feel before an exam or after a sleepless ...

After about age 40, our brains begin to lose a step or two. Each year, our reaction time slows by a few thousandths of a second. We're also less able to recall items on a shopping list. Those changes ...

Neanderthals that interbred with our ancestors may have passed on DNA that causes some people to develop a potentially fatal condition where the brain bulges out of the skull, a new study finds. The ...