Earth Matters

Giant squid caught on camera in U.S. waters

Boyan Slat's Ocean Cleanup project relaunches

How to identify a tree by its bark

After 14 months without tourists, Kauai's North Shore tests the waters again

The controversy behind the world's next great telescope

This newly identified critter eats rocks and secretes them as sand

Strange wave-shaped clouds roll across Mount Pisgah

7 things to know about the summer solstice

American honeybees just can't get a break

7 haunting songs sung by whales

Camera trap captures rare high-definition photos of a jaguar in the wild

Songbirds are struggling with noise pollution