"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Picture this: It’s one of those perfect, sun-filled days in late July that feel like 36 hours instead of ...

In 2014, a NASA telescope observed that the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed more intensely with infrared light for around ...

Infrared saunas may support heart health and induce relaxation. Here’s the full list of benefits.

A near-infrared light beam appears harmless, as it is a low-frequency type of light that does not have a dramatic effect but ...

Find out which high-tech, longevity-coded device to use, and when ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...

Deep inside a nearby galaxy cloaked in thick clouds of gas and dust, astronomers have uncovered a surprising treasure trove ...

Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and ...