Earth Matters

How to start a fire with a bag of water

What will the total solar eclipse look like where you live?

NASA releases otherworldly photo of phytoplankton bloom

The sun may have an evil twin with a flare for mass extinction

New Zealand's '8th Wonder of the World' rediscovered

Polluted popsicles are food for thought

Why we should plant food forests instead of gardens

NASA to create colorful clouds for science

5 things to know about Australia's mystical Uluru

These eagles are raising a baby hawk

This canoe documentary is almost too beautiful to watch

11 things you didn't know about meerkats