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

Originally setting out to design safety glasses for use during laser surgeries, materials scientist Don McPherson instead designed a lens that enables color-blind wearers to see the full light ...

How do you find the quality of the light a light bulb produces? Using the color rendering index, a measure of how well a light bulb illuminates a range of colors. Appliance Science looks at the ...

Engineers at Stanford have created a new optical device that can easily manipulate light into basically any color desired. The system uses a series of modulators to fine-tune the frequencies of ...

Light is more than what we see. The Sun sends out a number of waves of light in different wavelengths. Find out about wavelengths and the electromagnetic spectrum. Science Trek is available to stream ...

For the past six years, the Danish-Icelandic artist Olafur Eliasson has been working with a color chemist to produce paint pigments that correspond to each nanometer of the visible light spectrum.