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The neuston is a floating ocean ecosystem, and our plastic cleanup push could threaten it

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'Extinct' Galapagos giant tortoise rediscovered 100 years later

Owl trapped in a soccer net takes flight again

The history of the Shirley Temple

What is kratom and is it dangerous?

19 things you didn't know about zebras

Why 9-to-5 life is so hard on night owls

Dazzling blue clouds mark the first breath of newborn stars

Earth's atmosphere stretches further than we thought possible — to the moon and beyond

This beautiful photo of the moon is 50,000 images rolled into 1

Check out America's newest national park