Earth Matters

Keystone pipeline spills 210,000 gallons of oil in South Dakota

Listen to the creepy space sounds that surround Earth

How to watch the Leonid meteor shower

Trump administration to allow import of elephant trophies

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

Should intelligent animals have human rights?

Canada opens first permanent highway to remote Arctic coast

Rare seahorses discovered in the River Thames

22 things you didn't know about hedgehogs