Black doesn’t appear in the visible spectrum of electromagnetic radiation. So why do we still see it?

That consternation occurs when you see wavelengths on two opposite ends of the visible light spectrum –red and violet—in the ...

Viewers in Africa, Asia, and Australia will be able to see the blood moon in the sky—but those in the Americas will have to settle for a live feed this time around.

Beyond just the market demand for visible spectrum nanocrystals, chemistry is harder for materials in the infrared, which is longer wavelength and lower energy than light in the visible spectrum. To ...

Capturing photos beyond the visible spectrum is challenging and requires special gear, but the creative payoff is worth it.

Beyond just the market demand for visible spectrum nanocrystals, chemistry is harder for materials in the infrared, which is longer wavelength and lower energy than light in the visible spectrum.