Slight variations in a person's pulse rate could give clues about the likelihood of future cognitive decline, according to a ...

A predator that swam Earth's oceans more than half a billion years ago is unlike any creature that lives on our planet today.

In small doses, boredom is the necessary counterbalance to the overstimulated world in which we live. It can offer unique ...

A few years ago, a social media trend challenged people to see if they could stand up from the floor without using their hands.

The bacteria that live on your skin could be playing a role in protecting you from the sun's harmful UV rays, scientists have discovered.