"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: Evolution is often portrayed as stepping toward ...

Some tomatoes growing on the Galápagos Islands appear to be going back in time by producing the same toxins their ancestors did millions of years ago. Scientists describe this development—a ...

Here’s what you’ll learn when you read this story: Evolution is often portrayed as stepping toward ever-greater complexity, but the natural world is filled with examples of organisms actually ...