Earth gets a surge of new ocean sanctuaries

For the first time, a mammal species is extinct because of human-induced climate change

11 amazing antics of ants

Cities have their own microbial signatures

Almost 2/3 of Earth's biodiversity is bacteria

How to share Earth with other animals

Unknown 'ghost octopus' found 2.6 miles deep

Who said that? 8 owls you might hear at night

Ancient flower discovered in fossilized resin could be 45 million years old

Why would militants take over a wildlife refuge?

You share your home with 100 kinds of bugs

Beaver dams can last centuries, 1868 map shows