A new take on the origins of Earth’s water claims to reveal the composition of the Earth in the first few million years after it formed. This theory proposes the planet was dry before the collision ...

Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation. Initially, the planet was barren and inhospitable, missing water and ...

"The Blue Marble" is a photograph of the Earth taken on December 7, 1972, by the crew of the Apollo 17 spacecraft en route to the Moon at a distance of about 29,000 kilometers (18,000 mi). Flat earth ...

There's something big missing from our solar system — and that may be a good thing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Planetary ...

What goes up must come down, whether you believe in gravity or not. If it comes down without a parachute, you're going to have a bad time. Share on Facebook (opens in a new window) Share on X (opens ...