WHAT'S INSIDE: HUMAN BODY

The human body is an amazing structure made up of many fascinating parts and systems. Learn about the human body and how its systems work together.
  • Body Parts
  • Body Systems

FEATURED: HUMAN BODY

How much do you know about the human body?

FPO

You touch a hot object and immediately drop it. It happens so quickly you don't even think about it. How does this happen? Your nervous system coordinated everything.

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As you watch someone happily murder every song he belts out at the karaoke bar, you have to wonder whether it's caused by the growing bar tab, a total lack of embarrassment or simple tone deafness. Why do some of us hear music so differently?

Lungs

Lungs are incredible organs. Learn all about them in these videos. Be careful -- they might take your breath away.

HEALTH: HUMAN BODY

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