For decades, the reason why scorpions glow in the dark has stumped ... how scorpions react to ultraviolet and blue-green light both when the arachnid's eyes are blocked and unblocked.

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns serve.

Why do the characters in Dune have those glowing, deep blue eyes? It’s not sci-fi eyeliner—it’s something far more powerful.

The blue or UV light is either reflected or ... watch for their luminous blue eyes. It turns out they probably don’t really need a glowing red nose to see where they are going.

Meanwhile, images taken with light filters adjusted to mimic ... A new study suggests that the hoofed mammals’ unique eyes, which glow a vivid blue when illuminated in colder months, may be ...

In the dim twilight hours, many frogs may be capable of emitting a faint green or orange glow. A survey of hundreds ... was most intense under blue light that dominates at twilight.

Biofluorescent creatures generate their glow with structures that absorb high-energy wavelengths of light, such as UV, violet or blue ... something that our own eyes perceive.” ...

Blue-light-filtering glasses have become an increasingly popular solution for shielding our eyes from electronic screens’ near-inescapable glow—light that is commonly associated with eyestrain ...