As we look ahead to the new year, your support makes all the difference. Make a donation today to help us continue bringing science to life for millions of readers.

Did you know that the world around us is filled with different types of light waves ? From the warm glow of the sun to audible radio waves and invisible gamma rays, electromagnetic waves (action ...

Discover how different light sources, including LEDs, arc lamps, and lasers, impact optical microscopy techniques like ...

With that in mind, it's important to look for the right wavelength for each type of light. Different LED masks are equipped with different bulbs. Some will only give you one type of treatment ...