White holes—are they real, or just a fascinating theory in the realm of astrophysics? 🌌 Unlike black holes, which pull everything in, white holes are theorized to do the opposite: eject matter and ...

Black holes are so strange that physicists have long wondered if they are quite what they seem. Now we are set to find out if ...

Sometimes you just have to wonder whether Stephen Hawking is messing with us. The famously wheelchair-bound physicist earned his scientific reputation starting back in the 1970s with his theoretical ...

Ancient quasars seen by the James Webb Space Telescope technically shouldn’t exist, but one rare type of dark matter could make sense of that. Ultra-self-interacting dark matter clumped into ...

Over the past decade, the LIGO-Virgo-KAGRA (LVK) network has detected hundreds of black hole mergers, but none quiet as large as GW231123. At 225 solar masses, the black hole resulting from the merger ...

With the help of NASA's Hubble Space Telescope, an international team of scientists has found more black holes in the early universe than has previously been reported. The new result can help ...