As many people sit at the wheel of their car, they are certain they know what color is. It's the red traffic light in front of them, the garish yellow hatchback in the next lane, or the green verge ...

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You can project all sorts of colors from a video projector, but can you project the color black? Wouldn't that be like shooting a shadow out of a flashlight? I mean ...

Veronica Then wore an electroencephalogram, or EEG, cap and stood in front of a black curtain with a white square placed behind her like a target. Studio lights beamed down from the ceiling as a panel ...