The planet is almost 25,000 miles around and 4.54 billion years old, and humans are still discovering some of the amazing secrets it's hiding.

How much do you know about our planet? Here are the amazing, odd and downright cool Earth facts scientists learned in the last year.

Earth is home, but it’s also full of surprises. Some of these facts might make you stop and say, “Wait, is that true?” Let’s get into the odd, the quirky, and the totally real things about Earth and its moon. Even though it looks round from space ...

Earth Day is an opportunity to celebrate our planet and environment. Get your child in the spirit by sharing these fun facts and statistics.