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These biological illustrations are as profound today as they were in the 19th century

Divers discover longest underwater cave in Yucatan Peninsula

Moscow got only 6 minutes of sunlight in December

China stops accepting recycling from other nations — and that's a problem

What caused 200,000 saigas to die?

9 of the snowiest places on the planet

This sweet-looking kitty is one of Africa's deadliest cats

Cape Town is about to run out of water

A pet translator could soon allow you to talk with your dog

Norway pledges to stop fur farming practice

The Oxygen Project: Let's save the oceans and put money in our pockets

This dog knows how to break the ice. Literally