Dementia usually affects older people, so when it occurs in middle age, it can be hard to recognize. The most common form is ...

Humans perceive and navigate the world around us with the help of our five senses: sight, hearing, touch, taste and smell.

In the natural world—where predators pounce, prey flee, and group members feed and sleep in solidarity—animal behavior is ...

A new study from Indiana University scientists may aid the pharmaceutical industry in better understanding a popular over-the ...

Wet and shivering, I rose from the outrigger of a Polynesian voyaging canoe. We’d been at sea all afternoon and most of the night. I’d hoped to get a little rest, but rain, wind and an ab ...