From tiny penguins to large polar bears, these creatures must find ways to survive in the harshest environments of the planet ...

Enormous herds of animals roamed the Arctic tundra thousands of years ago. Just a fraction remain today, but some scientists say they should be brought back to help fight climate change. Enormous ...

I like to argue that adaptation is the engine that drives Mother Nature. In biology, adaptation is broken down into three different aspects. The first of the tri-aspects is that natural selection ...

Enormous herds of animals roamed the Arctic tundra thousands of years ago. Just a fraction remain today, but some scientists say they should be brought back to help fight climate change. Wild horses, ...