Sound moves faster in water…? We may need fish to get us to Mars…? There was a robot in the 15th century…? Here are fun facts about science… WATCH OUR OTHER VIDEOS: ►25 Shocking Scientific Predictions ...

Kid lit experts weigh in on some of the year's best science titles. Plus, what to look for when choosing a book for the child in your life.

Have you ever wondered why the ocean tastes salty? The answer lies in a natural process that has been happening for millions of years. Rivers and streams slowly wear down rocks on land, carrying tiny ...

The ocean makes up the majority of the Earth's surface, so it makes sense that 95% of our seas are still unknown to us—there's just so much to explore. And we know even less about the deepest parts, ...