Earth Matters

22 things you may not know about squirrels

Drilling threat looms large for Arctic National Wildlife Refuge

This is the best claw game prize ever

Trump hits pause on decision about import of elephant trophies

Rescued baby pig feels the sun for the first time

The world's first 'space nation,' Asgardia, has officially launched into orbit

Listen to the creepy space sounds that surround Earth

How to watch the Leonid meteor shower

Catch a glimpse of polar bear drama in Smithsonian's 'Polar Bear Town'

This planet may be our best bet yet in the search for Earth 2.0

NASA captures new photos of runaway iceberg, and it's bigger than Delaware

Bindi Irwin honors her dad's work on Steve Irwin Day