Perception researchers have long known about the structural and functional features that differentiate our central vision from our peripheral vision. The central (or foveal) region of our retinas 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, nicknamed ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A new type of cat coat color has officially been discovered. Named salmiak, or ‘salty ...