Shed some light on the world's most perplexing mysteries. This website provides scientific answers to thousands of questions about the world we live in: Why does salt make you thirsty? How many times can you recycle paper? Why does your "funny bone" feel like that when you hit it?

With two-minute radio programs, a daily audio podcast and a video series, get the scientific story on a vast range of topics. And you can add to the list of topics by sending in your own question. Produced at Indiana University, Bloomington, the A Moment of Science radio program is heard across the United States and around the world on several international networks.