Medically reviewed by Andrew Greenberg, MD Photophobia is an intolerance or sensitivity to light. It is linked to various eye ...

You can make the case that none of them are in true color. But then again, if they were, they’d be unable to reveal the true nature of objects emitting or reflecting various kinds of otherwise ...

these horsefly males have two different sized ommatidia (the photoreceptor units that form insects' compound eyes). The larger ommatidia at the top of the eye are more sensitive to UV light, and help ...

Through natural selection, different types of eyes have emerged ... only 364,000 years would have been needed for a camera-like eye to evolve from a light-sensitive patch.

An even smaller proportion of people have different-colored eyes, which is called heterochromia. Blue-eyed people have a ...

Unlike standard RGB images with their three channels, these files store information across numerous channels, each ...

Everything we can see is because of how our eyes detect the light around us. Title: Light Light is a form of energy. When we say light, we mean the energy that we can detect with our eyes.

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach that stay ...