Key points Telescopes collect light that was emitted a long time ago and is only now reaching us on Earth. This means telescopes see the Universe as ...

After holding onto the record for possessing the world's most powerful centrifuge (or hypergravity machine) for close to three decades, the U.S. ceded that title to China in 2025. When China's new ...

"This is a major step toward understanding how galaxies like our Milky Way came to be." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...