That beam in the sky last night? It wasn't the Sacramento Kings, and it wasn't aliens. It was Nu-Salt Laser and Chris ...

Instead, Matthew Salazar said he saw the bright blue light from his backyard in Granite Bay while looking east toward Folsom ...

The same company behind the purple beam atop Golden 1 Center was doing a demonstration of its mobile beam van.

UC Berkeley scientists used lasers to create a new color, “olo,” letting humans see a vivid blue-green never seen before.

Move over Pantone, a group of scientists said they have found a new color that very few, make that extremely few, people have ever seen.