"It would completely revolutionize physics and help us rewrite the history of the universe." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. New ...

This powerful side-by-side comparison shows just how bright a star explosion is. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Recently, the ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...