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Gulper eel transforms before scientists' eyes

Dramatic videos capture the moment a massive iceberg breaks away from a glacier

See the first images from an asteroid's surface

Woman arrested after helping animals affected by Hurricane Florence

What is 'social jet lag' and is it making you sick?

Millions of environmentalists are registered to vote in the U.S. but don't. What if they did?

Cities say 'lights out' to help migrating birds

Women are aging alone more than ever (and figuring how to make it work)

Scientists gave octopuses ecstasy, and there was a lot of cuddling

A sedentary lifestyle could be bad for your brain

Why do we love bees but hate wasps?

Hydrogen atoms may be capable of bonding with literal nothingness