Dolphins hear by having sound waves transmit through their skull to their inner ear region.

The largest number of children born to one woman is recorded at 69. From 1725-1765, a Russian peasant woman gave birth to 16 sets of twins, 7 sets of triplets, and 4 sets of quadruplets.

When you crack a whip, it makes a loud noise because the tip is actually moving faster then the speed of sound!

AMAZING FACTS