NASA has just released two images from its recent near-infrared SPHEREx mission. This is an incredible near-infrared space ...

Sunlight looks smooth and white to the naked eye, but when I break it apart with a prism or a spectrograph, it turns out to ...

Scientists have used a new lens to focus all the colors of the rainbow into one point. This is the first time a single lens has been used to focus the entire spectrum of light, including white light.

It turns out that one of the colors we see in the world every single day is actually just a pigment of our imagination — er, sorry, figment of our imagination. Scientists say it's a sort of collective ...

a) Illustration of the omnidirectional wavelength-tunable color device featuring a mechanochromic chiral liquid crystal elastomer (CLCE) and an electrically deformable dielectric elastomer actuator ...

Millions of horrified Americans have watched clear blue skies morph into thick orange fogs in recent days as wildfires in Canada and a stalled low-pressure weather system have sent thick plumes of ...

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 ...

Cathodoluminescence (CL) microscopy is a highly effective and respected microanalysis tool in geosciences. This tool works by analyzing the light emitted by a mineral or gemstone, which is excited by ...