Earth Matters

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

You know it's winter when it snows in the desert

'Extinct' Galapagos giant tortoise rediscovered 100 years later

Owl trapped in a soccer net takes flight again

19 things you didn't know about zebras

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

New map of the night sky reveals 300,000 'hidden' galaxies

Honey badger fights leopard to rescue her baby

Tortoise 'marriage' ends after 115 years