Red light therapy is increasingly viewed as a promising treatment for wrinkles, acne, psoriasis, scars and sun-damaged skin, ...

Patients with type-two diabetes are eager to find successful ways to reduce their blood sugar and control their metabolic disease. Now, UK researchers have found that 670 nanometers of red light ...

A "blood moon" happens when Earth's moon is in ... Because the light waves are stretched out, they look red. When this red light strikes the moon's surface, it also appears red.

So that redness you see during a blood moon eclipse is a combination of light from every sunrise and sunset on earth, all happening at once. So, the moon appears red for the same reason that ...

When the moon passes through Earth's umbra during a total lunar eclipse, the red light reflects off the lunar surface, giving the moon its blood-red appearance. "How gold, orange, or red the moon ...