Earth Matters

What happens when galaxies get too close?

See that strange glow in the woods at night? It's foxfire, and it's beautiful

School-age boy saves a species after quest to find an 'extinct' frog

How do we know what other people are thinking? This monkey study may offer clues

Vet reunites with turtle years after saving it

Thousands of bulging methane bubbles could explode in Siberia

This has to be the world's first solar farm that can be described as 'cute'

Today's frogs owe a debt to an ancient asteroid

I harvested fruit in the middle of New York City

Young stag beetle finds his calling as an artist

66 million trees planted in 12 hours in India

This striking African bird is showing up in California yards — and that's a problem