In the 1960s, the United States and the then-Soviet Union were engaged in an all-out race for the Moon. The contest for supremacy in space was documented in the documentary The Space Race, streaming ...

Black holes are big. But just how big are they compared to something like our Sun? That's what NASA's latest animation aims to answer. The new black hole animation showcases some of the universe's ...

The European Extremely Large Telescope is aptly named. The E-ELT will be the largest optical telescope on the Earth when it is completed in 2024. How big is big? A newly released concept animation ...

[Update: I’m getting notes from people saying that the site linked below has some NSFW content on it. I didn’t see that when I posted this; the link itself is rated G and quite safe, but be warned if ...