Researchers carefully positioned lasers to compress billions of electrons together, creating a beam five times more powerful ...

Red light therapy promises to boost collagen, reduce wrinkles and clear acne — but does science back it up? Experts discuss the research, benefits and limitations of RLT.

Alphabet is spinning out laser-based Internet company Taara from its “moonshot” incubator, hoping to turbocharge the start-up that provides high-bandwidth services to hard-to-reach areas in ...