Why Are Your Eyes That Color?
2:56
What Determines Your Hair Color?
4:33
Why Do Some Noises Drive You Crazy?
5:13
Why Do Some Animals' Eyes Shine In The Dark?
3:37
Is There A Noise Loud Enough To Kill You?
3:25
Why Do Your Ears Pop When You Dive Into A Deep Pool?
4:48
How Does LASIK Work?
2:53
Why Do Limbs Fall Asleep?
5:55