Add Yahoo as a preferred source to see more of our stories on Google. Parallels in the physics of the universe and that of black holes have led some cosmologists to wonder if our universe could have ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Primordial black holes that formed during the earliest moments of the universe could have swollen ...

Gazing up at the stars at night, it’s easy to imagine that space goes on forever. But cosmologists know that the universe actually has limits. First, their best models indicate that space and time had ...