We know that not everyone's vision is perfect, which is why some of us need glasses. But some people can also just see more stuff than others! From seeing UV and infrared light, to even having bonus color receptors in our eyes, there are...

The light spectrum is the collection of colours that are generated when light is dispersed through a medium, such as a prism. This dispersion reveals the various wavelengths of visible light, with each wavelength corresponding...

Dive into the viral sensation of the color-changing dress that puzzled the world, as we explore the science behind visual perception and illusions. Discover how lighting, context, and individual differences in visual processing...

This video examines the retina's photoreceptors, rods and cones, and their roles in vision, particularly in color perception and low-light conditions. It also explores optical illusions, showing how the brain can be tricked by visual...

When you mix red and green, what do you get? White light is all of the colors, right? So, how do computer screens show you every wavelength of light? Or do they?

Have you ever seen a blur of color when looking away from a projector screen? Or noticed how flashing lights look different colors when you move your eyes? This is an everyday mystery! The answer lies in persistence of vision and how...