French astronomer Adrien Auzout had once considered building a telescope that was 1,000 feet long in the 1600s. He thought the magnification would be so great, he would see animals on the moon.

The word "umbrella" is derived from the Latin root word "umbra", which means shade or shadow.

Modern teenagers are better behaved than their counterparts of 20 years ago, showing "less problematic behavior" involving sex, drugs and drink.

AMAZING FACTS