Measuring Visible Light How can we measure visible light? The electromagnetic spectrum includes all forms of light energy, known as electromagnetic radiation. (1) Different types of electromagnetic ...

Scientists just observed Mars' nightglow in the visible light spectrum for the very first time. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

According to their research, blue light is a natural part of the visible light spectrum. It’s found in sunlight, LED and fluorescent lights and digital screens, like phones, tablets and computers.

The current sunscreens offered in the U.S., Schlesinger explained, do not protect all the way to the end of the UV spectrum, including visible light, with the exception of tinted sunscreens ...