White holes are functionally understood as the exact opposite of black holes. If the latter is a plughole, the former is a ...

The white monster might show up anywhere in the cosmos, so we'll have to wait 100 quatrillion years. White holes, reversed black holes in nature.

Astronomers theorize that a low-mass white dwarf, a compact core of a dead star about as large as Earth, could be the culprit. A cosmic mystery surrounding a black hole some 270 million light ...