The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.
Black hole quantum effects are usually thought to be too small to have any observable signatures. This is indeed the case for ...
After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.
International teams of astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected ...