This gorgeous image is the work of the Spitzer ... Cygnus X is about 4,500 light-years away in the constellation Cygnus, or the Swan. Blue represents light at 3.6 microns: 4.5-micron light is ...

The eye-popping images show the beautiful side of various critters appearing to glow in the dark after being exposed to ultraviolet light. The series of images have exposed luminous blue scorpions ...

Our perception of color depends on interpreting the amount of light ... image, which can change how they interpret and name the colors. If you think the dress is in shadow, your brain may remove ...

MINNEAPOLIS (WCCO) --You may have noticed new blue lights popping up near traffic signals ... safely enforce stoplight violations. The blue light, which can be seen from many more angles, is ...