The SAE's marker lamp regulation is designed to signal to other drivers and pedestrians when a car is robo-driving.

By directly communicating with the brain, a new wireless device could someday help restore lost senses or manage pain without medications, its developers say.

Just like real UK traffic lights.

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

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