This artist's concept depicts a supermassive black hole in the process of shredding a massive star—at least 30 times the mass of our Sun—to pieces. Scientists propose this is what happened around the ...

"We don't have the technology now — but in 20 or 30 years, we might." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Future technology could one ...

On Sept. 14, 2015, physicists attained the long-sought goal of detecting gravitational waves, the shockwaves spewed out by such cataclysmic events as the violent merger of two black holes. Now, in the ...