The rarest coffee in the world is Kopi Luwak, which is found in Indonesia. It cost about $300 a pound.

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.

By weight, the sun is 70% hydrogen, 28% helium, 1.5% carbon, nitrogen, and oxygen, and 0.5% all other elements.

AMAZING FACTS