Cheetahs are famous for how fast they can run, but it’s all the walking they’re doing that’s getting them into trouble.

November 06, 2014

They’re an inch long. There are fewer than 100 left. Is it worth the effort?

October 29, 2014

Ocean acidification could be the ultimate weight-loss plan for fish.

October 26, 2014

Those aren’t tree zits. They’re an epidemic of tiny tree-sapping insects spread by climate change.

October 06, 2014

The Endangered Species Act now protects 22 species of coral. Here are the four freakiest.

September 12, 2014

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