Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with supermassive black holes, surrounded by ... X-Ray Flashes from a Nearby Supermassive Black Hole ...

A black moon is a rare occurrence. The next Black Moon will occur on Aug. 23, 2025. This is considered a Black Moon under the definition of the third new moon in a season of four new moons.

Black rice is that rare trifecta of delicious, healthy, and aesthetically pleasing. This dark-colored rice, which is a deep purple-black, has alternate names including purple rice, forbidden rice ...

Black salt, also known as kala namak or Himalayan black salt, is found in India. It comes from the salt mines of India, Pakistan, Bangladesh, Nepal, and other Himalayan locations. Black salt was ...

The following is a list of landscape plants rated according to their resistance to deer damage. The list was compiled with input from nursery and landscape professionals, Rutgers New Jersey ...