Earth Matters

8 things to know about the vernal equinox

Rescued bobcats find new home together

Why are Earth-observing satellites so important?

'Super-groups' of humpback whales spotted feeding off African coast

What caused this strange code-like pattern to form on an Icelandic lake?

Take a spacewalk and visit the ISS in stunning virtual reality

Rescued sea otter settles into new home in New Orleans

California desert comes alive with wildflower 'superbloom'

10 surprising facts about Komodo dragons

NOAA's lightning tracker makes flashy debut

Birds rule: 12 top-flight public aviaries

Potatoes can be grown on Mars, study shows