The supermassive black hole was yesterday's news. On Friday, NASA released an image of a star surrounded by a curious, rare red rectangle. Though the red rectangle has been seen and photographed ...

The image above might look like something many Americans will see at a 4th of July fireworks display. They depict a single galaxy, named the Southern Pinwheel Galaxy, or Messier 83, processed in ...

If a language has four color terms, they will be black, white, red and either yellow or green. In the next stage, both yellow and green are present, while the next color terms to be added are blue ...