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Human Nature

Human Nature encompasses peoples' actions, perceptions, and thought processes. Topics include food cravings, mind-reading, and contagious yawning.

Topics to Explore

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How Hearing Works

Ears are truly extraordinary organs and hearing is a fascinating process. Ears pick up all the sounds around you and then translate this information into a form your brain can understand.

How does the sense of smell work?

What causes smell? When I walk into a bakery, I smell the bread. What actually has happened? Do objects give off pieces of matter? What has entered my nose to cause the sensation of smell?

How Vision Works

Light is what drives life. It’s hard to imagine our world and life without it. The sensing of light by living things is almost universal. Find out all about the amazing inner workings of the human eye.

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