Have you ever wondered, what if we made a black hole on Earth? Or what if you jumped into a hole through the Earth? This ...

"We're really talking about something which is, in the long term, like rebuilding the internet in space," Musk said during a speech in Seattle when revealing the project. SpaceX's satellite ...

Did you know that NASA sent hundreds of tree seeds to space, and that YouTube started out as a dating website? Learn more ...

Check out this list of great Christmas space facts. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's that magical time of year again ...

Outer space has always captivated human imagination, sparking wonder, curiosity, and a sense of mystery. It’s a realm so vast and incomprehensible that it challenges the limits of our understanding.

Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...

An curved arrow pointing right. Space is so unfathomably large and so unbelievably weird, that it can sometimes be difficult to convey basic facts. For example, you can fit all of our solar system ...

Gray wrote for Scientific American. If you're in total darkness at the coldest spot in the known universe, the vacuum of space can get down to -454 degrees Fahrenheit. Brr! But in sunlight near ...