Earth Matters

Geologists find that a remote region of Australia was once connected to Canada

Clever crows use the best stick for the job

10 images of volcanoes as seen from space

Why roosters don't go deaf from their crowing

How the government shutdown is affecting the national parks

Costume designer repairs butterfly's torn wing

Illegal pot farms are endangering spotted owls

15 things you didn't know about manatees

Everyone's favorite hippo is turning 1

2017 was one of the top 3 hottest years on record

SpaceX's latest mission prepares to make history

Chameleons add glow-in-the-dark bones to long list of cool traits