Give Your Hand a Hand
Your fingers have no muscles. So how do they do high-precision brain surgery?
Death by Texting
Words can kill, a judge has ruled.
An Astronaut Admires Design
What's more complex than a rocket traveling to the moon? Could it be something in your own house?
Houston, We Have a Problem
Astronaut Charlie Duke helped to rescue Apollo 13 crew, then walked on the moon in Apollo 16.
How Did Your Brain Get So Smart
Your brain can do more than you think.
A Brain Built with Brilliance
Your 3-pound brain has a ton of intelligence!
A Mouthful to Digest
Is that bite you just took, nutritious or poisonous? Your body decides and processes it accordingly.
Kidneys Keep You Alive
Quietly and inconspicuously, your twin kidneys keep you alive and clean.
The Skinny on Skin
You know your skin beautifies your face. But what else does it do?
A Heart Is Hard to Beat
The heart is so essential, no wonder the essence of anything is "the heart of the matter!"
A Breath of Fresh Air
If you think lungs are just inflatable balloons, today's program will blow you away!