Most laser sources produce Gaussian beams that diverge as they propagate. This natural spreading limits their effectiveness in applications that require light to remain concentrated over long ...

The quality of light in an LED luminaire depends on both the source and on how the light is distributed. Image Credit: nikkytok/Shutterstock.com LED diffusers are optical components that scatter, ...

Multiple attorneys general accused the company of misleading customers.

Officials with the Florida Forest Service began containment efforts April 13 after a brush fire erupted from about 100 acres ...

Warm, dry conditions are expected to continue through the weekend, with temperatures reaching the upper 80s and low 90s, and ...

Powerball is jumping the pond. The lottery game that has made millionaires in the United States will expand this summer to ...

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They're called meat raffles, and they're a tradition in a few pockets of the U.S. They're featured mainly at neighborhood ...

The U.S. has sanctioned three individuals and two casinos over alleged links to Mexico's Northeast Cartel. The Treasury ...

In a major milestone, a massive 1,360-tonne precast portal beam has been successfully launched over an operational railway ...

Chris Townsend tests the best head torches to light the way in the mountains, with additional testing from James Roddie. The ...

Light can carry angular momentum in two distinct ways. One comes from polarization, which describes how the electric field ...