Sharks and rays are the only animals known to man that don't get cancer. Scientists believe this has something to do with the fact that they don't have bones, but cartilage.

An apple, potato, and onion all taste the same if you eat them with your nose plugged. They all taste sweet.

Sound travels up to 15 times faster through steel than air, at speeds up to 19,000 feet per second.

AMAZING FACTS