Astronomers with the Event Horizon Telescope have developed a new way to observe the radio sky at multiple frequencies, and ...

Japanese researchers took inspiration from our eyes, creating an artificial retina that could give today's machine vision ...

Most BMW cars have orange dashboard lights. This is because they are easier on the eyes at night, allowing for the eyes to ...

The sun emits light across all the visible colors in the ... that represent observations in different wavelengths of light. Understanding the color of the sun is tied to our understanding of ...

We’ve all seen beautiful images of outer ... For example, if a telescope is observing in visible light, wavelengths can directly map to colors we’re used to seeing. But for those parts of ...

All three types of cones can absorb numerous ... The problem with purple is that it isn’t supposed to be possible to create a color from wavelengths on opposite ends of the spectrum.

It reacts the same way to any light wavelength. Rods don’t have anything to do with color vision. But they are very sensitive to light and allow us to see at night. When the cones have all the ...

The haze and smoke in the atmosphere Friday made for a very vibrant sunset and will likely lead to a vibrant sunrise Saturday ...

Rather than trying to mix and match different wavelengths of light to produce color, their Oz system stimulates ... to stimulate thousands of cone cells all at once. And the researchers are ...

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 ...

Earlier studies found that many species of birds-of-paradise evolved another color quirk — ultrablack feathers that absorbed nearly all the wavelengths of light that strike them. The scientists ...