What if we told you that your entire understanding of time is about to be shattered? Human beings are notoriously bad at comprehending vast scales—whether ...

For Earth Day on April 22, interesting facts including who invented it, why it's on that date, and how it turned into a global movement.

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 ...

JACKIE. YEAH. GOOD AFTERNOON. IT’S A REALLY NICE DAY OUT HERE. OF COURSE, WE’VE GOT THE SUN SHINING ON THIS EARTH DAY. A LITTLE BREEZY, SO MY HAIR HAS BEEN KIND OF GOING HERE. THERE AND EVERYWHERE. A ...

While Earth Day, observed annually on April 22, may not be a major holiday that’s widely celebrated outside of classrooms, it’s more than worthy of honoring. After all, without Earth, where would we ...

When we look at the solid ground beneath our feet, it’s easy to assume Earth has always been this way. But our planet tells a story so extraordinary, so filled with dramatic transformations and ...

This year marks the 55th anniversary of Earth Day! Every year on April 22, people worldwide mobilize to address some of the most urgent threats facing our environment, from climate change to ...