There are almost 200 nations on the planet and every one of them has some stunning trivia you need to hear about.Here are 25 ...

…and sometimes we may forget just how incredible our home of planet Earth really is. From towering waves to supervolcanos, there is so much more to Earth than the basics we're taught in school. Get ...

Ah, Earth. 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 rock from the Sun—and to this day, the only one with known ...

Add Yahoo as a preferred source to see more of our stories on Google. 9. On Earth Day in 2011, people planted 28 million trees in Afghanistan as part of a "Plant Trees Not Bombs" campaign. 10. Since ...