Understanding green's position in the spectrum of visual light is required to understand how night vision goggles work.

We’re just beginning to decode this faint optical “signature of life” and what it could reveal about health, disease, and the ...

We know that animals see the world differently than we do, and this new camera system lets us get a taste of what that looks ...

Researchers at Kyushu University and partner institutions have created a solid material that converts ordinary visible ...

FDA Clears Solius Pro, the First Over-the-Counter Home UVB Panel for Vitamin D ...

Metasurfaces make quantum dot films cooler where they emit more efficiently, turning light-controlled temperature gradients into self-powered electrical signals.

Columbus' Patron of Pride explains the true meaning behind the celebrations that fill streets each June — and the ongoing ...

Officials, environmental health advocates, and skin care industry groups are expressing hope that the Food and Drug Administration’s approval of a sunscreen ingredient on June 9 — after consideration ...

A strange scene over the Black Sea adds an interesting wrinkle to the laser dazzlers now spreading across modern warfare. This article is republished with permission from Laser Wars, a newsletter ...

Even though it is the bedrock of modern measurements, the International System of Units (SI) is not set in stone. As science ...

Two cups of warm water don't make one cup of boiling water. But in the quantum world, multiple low-energy photons can combine ...

The European Space Agency’s Euclid telescope was built to study dark matter and dark energy, but for one day last year, it ...