This story was originally published on June 7, 2024, and has been updated. One of the joys of summer is taking your kids for a dip in the pool or the ocean on a hot day. But as refreshing and fun as ...

There are 13 countries that sit on Earth's equator. Can you get them all in 5 minutes? If so, how fast can you do it?

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity. Our ...