Articles on Evolution

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Darwin wondered: what if species change over time in response to their environment? Shutterstock

Curious Kids: how do scientists know evolution is real?

In science, we look at the evidence and try to find the theory that best explains it. And that's what happened when it came to figuring out evolution.
When is bigger better? Willyam Bradberry/Shutterstock.com

Climate change created today’s large crocodiles

Paleontologists created an evolutionary map of how croc body size changed over the last 200 million years – with some interesting implications for today's species.
Evolution has no final endpoint in mind. Uncle Leo/Shutterstock.com

Evolution doesn’t proceed in a straight line – so why draw it that way?

If you go by editorial cartoons and T-shirts, you might have the impression that evolution proceeds as an orderly march toward a preordained finish line. But that's not right at all.
It’s OK, I’m a filter feeder: Whale shark off Indonesia. Marcel Ekkel/Flickr

Shark Week looms, but don’t panic

Media coverage of sharks often exaggerates risks to people, but more than 500 shark species have never been known to attack humans, and there's lots to learn about them.

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