Astronomers with the Event Horizon Telescope have developed a new way to observe the radio sky at multiple frequencies, and ...

"Under the darkness, the sky is anything but black ... Galaxy and Bode's Galaxy swimming in a spectral nebula (photo) Each star's color is related to its type and temperature, and the colors ...

Oyvind Kolas has produced a number of images in which he uses a "colour assimilation grid illusion" over black and white photographs ... they may perceive these pictures differently.

Clear skies over Jadwin, Missouri beckoned avid night sky photographer Victor Rogus to shoot this spectacular black-and-white photo of the ... "There are no 'false color' issues seen here, just ...

AT FIRST glance, this photo looks like a normal coloured picture of a group of teenagers - but it is actually an optical illusion as it is black and white. London-based digital artist Stuart ...