An experimental setup mimics a “black hole bomb” first theorized in 1971. The spinning cylinder with circuitry is true to the ...

A regular black hole would have the light ring and the outer horizon, but also an inner horizon, which would enclose a core ...

The blazar BL Lacertae, a supermassive black hole surrounded by a bright disk and jets oriented toward Earth, provided ...

Ever since general relativity pointed to the existence of black holes, the scientific community has been wary of one peculiar ...

Researchers at the University of Tsukuba in Japan have invented a method to manipulate the musical scales of cicadas' chirps ...

Astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA's NICER (Neutron star Interior Composition Explorer) and other missions.