Q. What do the flashing blue lights off to the side of the freeway mean? They flash at the end of long poles, perhaps near construction materials. There is one at the Pacific Coast Highway exit on the ...

Red lights are for fire trucks, and blue means law enforcement. But what about green lights on a car? We have the answer.

We’re staring at our devices more than ever, and besides eating up our time, they’re giving off tons of light. Blue light has gotten an especially bad rap, but that’s not quite fair: It’s just one ...

SIOUX FALLS, S.D. (KELO) — When winter weather hits in South Dakota, you may notice more blue on the roads. The South Dakota Department of Transportation is adding blue lights to hundreds of plow ...

PlayStation 5's DualSense is one of the best game controllers of all time-- thanks to its ergonomics, touchpad, adaptive triggers, and tight haptics. You can use it wirelessly or over USB-C, and there ...