Here’s an Earth Day fact everyone should know: Earth Day was first observed on April 22, 1970, followed in 1972 by World Environment Day. It has been celebrated ever since, slowly but surely picking ...

There are almost 200 nations on the planet and every one of them has some stunning trivia you need to hear about.Here are interesting facts about every nation on Earth! WATCH OUR OTHER VIDEOS: 25 ...

Discover 100 Jaw Dropping Geography Facts Nobody Taught You! Explore Earth's extreme landforms, ocean mysteries, and bizarre ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

For now, life thrives on our oxygen-rich planet. But Earth's atmosphere won't always be so welcoming. In fact, scientists predict that Earth will eventually undergo a drastic atmospheric shift—one ...