Earth Matters

Why these baby puffins need a helping hand

Global tree cover has increased 7% over the last 35 years

Good Samaritan saves hawk stuck in car grill

The surprising beauty and benefits of driftwood

French theme park teaches birds to collect litter

Why NASA wants to 'touch the sun'

Everything you need to know about clouds

How much does a cow like a good scratch?

Lazy theory claims 'laziness' caused Homo erectus to go extinct

Black bear cub burned in Carr wildfire saved with fish skin

Wanted: Someone to live on a beautiful Greek island with 55 cats

Watch chimps play adorable game of 'airplane'