A lucky alignment of galaxies allowed researchers to identify the most powerful and distant "space laser" ever found.

LEDs no wider than a human hair could soon take on work traditionally handled by lasers, from moving data inside server racks to powering next-generation displays. New research co-authored by UC Santa ...

CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At ...

Red light therapy has come a long way since then. Rahman explained that red light wavelengths activate the mitochondria in skin cells and increase blood flow to hair follicles. This uptick in ...

The Olight Warrior M2T is evaluated for both tactical and everyday carry use to see if it truly does both jobs well.

The Olight Valkyrie PL-2 1200 lumen flashlight is tested to showcase its real-world brightness and performance in tactical scenarios.