A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could they be?

WASHINGTON (Reuters) - Scientists have detected emanating from the ... The researchers estimated that the white dwarf is orbiting the black hole at about 5% the distance that separates Earth ...

The black hole in question is 1ES ... of these strange episodes is a finely balanced white dwarf, the researchers theorize that it could be detected using ripples in space and time called ...