Researchers stumble upon a method that could replace toxic cyanide with plain old cornstarch.

The U.S. is a big country full of landscapes as diverse as the Alaskan tundra and the swampy Florida Keys, as different as the Arizona desert and the old growth forests of California. Here's a list of seven places every greenie should see.

Fruit flies can be a real pain, but there are ways to fight back.

Humans aren't the only intelligent creatures on Earth. Meet nine of the planet's cleverest creatures.