In astronomy, a blue giant is a hot star with a luminosity class of III (giant) or II (bright giant). In the standard Hertzsprung–Russell diagram, these stars lie above and to the right of the main sequence.
Jennifer in paradise: the story of the first Photoshopped image (theguardian.com) One holiday snap has been manipulated thousands of times on thousands of computers. Here’s how a woman on a beach in Bora Bora taught the whole world to tinker with pictures