Quite simply, red and black numbers differentiate scores which are under par and scores which are over par. If a number p ...

Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of ...

"This rare event provides an opportunity for astronomers to observe a black hole's behavior in real time," said astronomer Lorena Hernández-García.

The red coloration of these surprisingly bright early galaxies is thought to come from gas and dust in a flattened cloud of matter around supermassive black holes called an accretion disk.

A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope ...