On Sept. 26, 1998, during one such maneuver, Galileo captured particularly detailed black-and-white images of the moon's crackled surface. Now, scientists have revisited those images to prepare ...

Their results advance our understanding of how our brains are wired for seeing white versus black objects. Scientists have studied a visual illusion first discovered by Galileo Galilei ...

Yellow, red, and white represent high temperatures. Black is where the near ... The visible-light image on the right was obtained by Galileo’s camera in 1999, before any volcanic activity ...