It’s probably best if we don’t think too much about Earth. After all, it’s a tiny orb spinning more than 1000 mph at the equator while simultaneously zipping through space at 67,000 mph. It ...

From extreme climates to peculiar creatures, here are some top facts about Earth.

Earth serves as our fragile and precious home. As far as scientists are aware, it's the only astronomical object known to harbor life. The Earth is at least 4.54 billion years old, and in that time ...

From Blood Moons to penumbras to Christopher Columbus, delve into fun facts about the incredible celestial phenomenon we call a lunar eclipse.

The founder of Earth Day was Senator Gaylord Nelson, who was inspired to create the global observance after one of the worst ecological disasters in U.S. history.

5 Interesting Facts About Water Life on Earth wouldn’t exist without it. But how much do you know about water, anyway? Here are some interesting facts about water you need to know.

Brush up on your Earth Day knowledge with these interesting Earth Day facts and trivia about how it began and why we celebrate Mother Earth on April 22.

You might know that Saturday, Apr. 22 is Earth Day, but where did it come from and why do we celebrate? Here are some interesting facts about this worldwide celebration that’s been going on for ...

Discover interesting facts about how Earth formed, what it's made of and more.