Earth Matters

Dutch inventor launches ocean cleanup mission

NASA detects glowing 'hydrogen wall' at edge of our solar system

Why hundreds of wild horses in California are being rounded up

10 spectacular moons in our solar system

What you don't know about seaweed

Chernobyl is producing energy again

SpaceX launches new satellite into space, creating beautiful, late-night display

We have 12 years to turn things around, warns global warming report

Obama's national monuments are a big deal

10 stunning hummingbirds of Ecuador

Rising seas are swallowing Scotland's Stone Age ruins

Hornbill gets second chance at life with 3D-printed prosthetic