Theoretically, fermionic DM should thus induce electronic recoiling signals in liquid xenon detectors that could be experimentally detected. In their second study, the PandaX-4T collaboration ...

Collisions between black holes can launch newly melded cosmic sinkholes at speeds up to nearly one-tenth the speed of light, researchers report August 18 in Physical Review Letters.Moving that ...

Astronomers have found a possible supermassive black hole that is recoiling out of a distant galaxy at high speed. The black hole, visible with X-rays as a clear star, is not located in the center ...