Primordial black holes are hypothetical black holes thought to have formed moments after the Big Bang. Because they supposedly formed about 14 billion years ago, and black holes are thought to ...

Physicists have long believed that black holes explode at the end of their lives, and that such explosions happen—at most—only once every 100,000 years. But new research published in Physical Review ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

New research suggests that there is a 90% chance that within the next decade, humanity could use a space or Earth-based ...

The Conjuring franchise is one of the most successful horror series. From the original film, to Annabelle, to Last Rites, ...

Earth keeps an eye on the Sun for good reason. In 2025, a fresh crew of satellites is keeping tabs on everything from solar ...

The low carbon levels are particularly interesting, as previously discovered “pristine” or metal-poor stars generally ...

Physicists think we could see such an explosion in the next 10 years - and it would 'revolutionize physics and rewrite the history of the universe'. This artist’s concept takes a fanciful approach to ...

A tiny particle that smashed into Earth with a record-shattering energy of 220 petaelectronvolts could be the last scream of ...

For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...