Life's Little Mysteries answers fascinating questions about the world around you and the stuff in it, from things in the news and on your mind to crazy questions you didn't even know you had.
There are currently 65 volcanoes in the United States that scientists consider to be active, including Mount St. Helens.
Today, it is the Supreme Court that ultimately holds interpretive power over the famed document, but it hasn't always been that way.
Iceland's erupting volcano has delayed flights, harmed the economy, and shows no sign of abating. Geologists can't predict how much longer the eruption will last, but based on past eruptions, this could last for another year or more.