Herbert Hoover, who was the 31st president of the United Stated, turned over all the Federal salary checks he received to charity during the 47 years he was in government.

A lions roar is so loud that it can be heard five kilometers away.

In only 7.6 billion years, the sun will reach its maximum size and will shine 3,000 times brighter.

A M A Z I N G   F A C T S