Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

Ten years ago, science confirmed one of Albert Einstein’s most elusive predictions: the existence of gravitational waves. Now ...

Astronomers at Penn State have nicknamed the objects “universe breakers,” which may be unusual black hole atmospheres and could represent a missing link in the fast growth of supermassive black holes.

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, ...

"It's an elegant answer, really, because we thought it was a tiny galaxy full of many separate cold stars, but it's actually, ...

Gravitational waves shake the very fabric of the universe when black holes collide. Today we measure these events and use them to understand the ...

There could be a 90 percent chance that in the next decade, astronomers will spot a deep space explosion that confirms ...

Long before galaxies sparkled in the sky or stars took shape, invisible forces stirred in the early Universe. One of those ...

The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. A ...

Dark energy —the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the ...

Peacemaker Season 2 has brought the QUC to the limelight, but some people confuse it with a pocket universe. Here, learn all ...