The best gaming PC is a thing I've been wrestling with since I came back to PC Gamer many years ago. It's impossible to test every single configuration and maker of gaming PC that is on offer, and so ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

Light therapy can boost your mood, but you need the right model. Here's what experts say about picking an effective model. Corin Cesaric Editor Corin Cesaric is a Flex Editor at CNET. She received her ...

Plant responses to light are multiple. Light is an energy source, converted to sugars by photosynthesis. It is also a signal sensed by specific photoreceptors for red, blue and UV-B radiation. Absence ...

Pregnancy affects nearly every system in the body, including the urinary tract. As hormone levels rise, blood volume expands, and the uterus grows, many pregnant people notice changes in how often ...