"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 ...

We know that the world and its various inhabitants, from plants to animals, are still evolving. In fact, some even believe that humans are actively evolving in different parts of the world right now.

In his book, Wonderful World, Stephen Jay Gould writes about an experiment of 'replaying life's tape', wherein one could go back in time, let the tape of life play again and see if 'the repetition ...

Evolution has produced stunningly complex features, from neuron-studded octopus arms to the mammalian ear. Can evolution ever go "backward," though, reverting complex creatures to previous, simpler ...

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 ...