Even when you remove the bright stars, the glowing dust and other nearby points of light from the inky, dark sky, a background glow remains. That glow comes from the cosmic sea of distant galaxies, ...

We've developed a system to capture, edit and render light fields that can be used as realistic virtual reality backgrounds and potentially in virtual TV production. Our light fields are easy to ...

A light-colored object on a dark background appears larger than a dark object on a light background, but until recently, no one knew why. Now, a study suggests that a difference in how the brain's ...

Photoelectric sensors with background suppression are a more evolved version of the basic diffuse sensors used on public washroom sinks to control automatic faucets. Both in this rudimentary ...

Coho salmon may be four times less aggressive in tanks with darker backgrounds than in tanks with light backgrounds, according to a new study . Coho salmon may be four times less aggressive in tanks ...