What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

If you’ve ever wondered how fireworks get their color, it all comes down to science, specifically metal salts. When fireworks ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

Collaboration has obtained a high-precision cosmic-ray boron spectrum in the energy range of 10 GeV/n–8 TeV/n, and discovered ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color ...

The human eye can see only a small portion of the light spectrum, but what lies beyond? Discover the fascinating world of unseen colors and explore the limits of human vision.

The human eye perceives color using three types of cones, but no natural light can stimulate just the the cones associated with medium-wavelength light in the visible spectrum. A new tool ...

Is green really ‘green’? The mind-bending science of color. Science and philosophy explain why color is objectively real, even when people see the same shade differently.

NEW DELHI: In a breakthrough that sounds straight out of science fiction, scientists in the US have enabled five people to perceive a completely new colour — one that no human being has ever ...

CREDIT: Paulschou at en.wikipedia, CC BY-SA 3.0, via Wikimedia Commons But there are colors even within the visible spectrum that are impossible to actually perceive for trichromatic humans.

But science is now dethroning this favorite colour with a brain-bending discovery: purple doesn't exist—technically, that is, not in the physical world.

The color purple has long been a symbol of royalty, creativity, and mystery. But according to science, it’s also something else: a figment of our imaginations.