"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

"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 ...

‘Saturday Night Live’ kicked off its show with Lin-Manuel Miranda as Alexander Hamilton. Then Trump, played by an ‘SNL’ cast member, interrupted him.

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 ...

A neutron star’s density is mind-boggling. These stars are composed almost entirely of neutrons packed together in a tiny radius. Just a teaspoonful of this material would weigh over a trillion ...

The Netflix K-drama 'When the Stars Gossip' might have you asking questions about space travel, microgravity and what it's like to be an astronaut. Here are some answers.

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 ...

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 ...