Scientists have recently discovered an interaction between an electromagnetic wave and its own magnetic component as it ...

In 1845, Michael Faraday discovered what’s known today as the Faraday Effect—which describes how light and electromagnetism ...

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

Light is part of various disciplines, shaping the world as we know it. In physics, it serves as a measure of speed and makes vision, and the recording of images by the eye and camera lens possible.

Light plays an important role in many aspects of our lives, from our sleep cycles to mental health. If our bodies don’t get the proper light we need, it can cause a chemical change in the brain that ...

Whether you need a flood light or an indoor 60-watt replacement, these are the brands Consumer Reports says to look to if you ...

Light therapy can be defined as exposure to daylight or specific wavelengths of light for a prescribed amount of time in order to treat seasonal affective disorder, acne, and a myriad of other ...