Your brain can play tricks on you with colors. Learn what red, blue and yellow can do to your appetite. Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple ...

Growing up, most of us learned about the five senses: sight, hearing, smell, taste, and touch. But it's time to rewrite the science textbooks – at least if one scientist has anything to do with it.

Humans perceive and navigate the world around us with the help of our five senses: sight, hearing, touch, taste and smell. And while scientists have long known that these different senses activate ...

How do some animals survive in their world when they don't have all five senses. Some animals have lost some parts of their five senses. Why? How do they survive with this loss? Learn how whales, ...

Stuck in front of our screens all day, we often ignore our senses beyond sound and vision. And yet they are always at work. When we’re more alert we feel the rough and smooth surfaces of objects, the ...