Lots of modern phones use pulse width modulation, or PWM, to manage brightness. But what is PWM, why is it harmful, and what can you do about it? We give you all the details.

In general terms, dimmers are devices that vary light level (intensity) of lamps by controlling the amount of power that is delivered to the lamp. Dimming can be controlled by either manual or ...

If you've opted to go for low "mood lighting" in your office, you might want to think again. According to a new study from Michigan State University, when rats are exposed to dim lighting for ...

When Michigan State University researchers exposed Nile grass rats to dim lights for four weeks, the rats’ brain capacity decreased by an average of 30%. The researchers found that the rats’ ...