So why doesn’t our planet look round when we’re standing in a park or looking ... An average adult is between 5 feet and 6 ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

Want to become smart with a cool science video? In this video we look at what our solar system sounds like with a list of ...

Solar and cosmochemical data indicate high levels of carbon, nitrogen, and oxygen in the Sun. Researchers have unveiled a new ...

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

Some students might be gathered around the teacher, listening to a traditional lesson on planets. A few students might be ...

If you didn't know, Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. Let's explain ...

Hidden in plain sight at one of the Peninsula’s most popular hiking destinations is a geometrically funky white tower where ...

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...

"Get a free What If Top 10 book when you sign up for our newsletter: Earth is the only life-supporting planet in our Solar ...