Earth Matters

The unexpectedly weird and beautiful world of lichens

What exactly is a silver fox?

Sweltering 2016 is a warning from the future

There'll be no human-sheep mingling when the Bark Ranger is on duty

The unlikely alliances created by 'Pokémon Go'

Researchers find 'Dory' — in a lab

Are African violets in trouble?

Panda chills out with an ice pop

Mouse lemurs are like furry time machines

Large X-shaped structure spotted in the center of our galaxy

Even monogamous birds have affairs and get divorced

What would it be like to land on Pluto?