We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third ...

However, many years ago, the Earth looked very different to how it does today. Around 250 million years ago, all of the continents were joined together as one supercontinent called Pangea.

And in the meantime - keep reading for ten facts you didn't know about ... our planet," their website states. 10. It's held in March for a reason Finally, Earth Hour is held annually in late ...

Earth Day is on Tuesday, April 22, this year. The annual observation is set aside to increase awareness around environmental ...

NBC’s Brian Cheung joins TODAY to break down numbers and facts about the blue planet, including how it got its name and how many miles food may travel to get to your plate. He also shares a list of ...