Unexpected flashes of light in your eye can be alarming, and in many cases, it’s something that should be discussed with your ...

Living things have been known to glow thanks to a nifty trick called bioluminescence, but it’s something we more typically ...

They are far more sensitive to light than cone cells, which is why you can sometimes see stars out of the corner of your eye at night, but when you look straight at them they seem to disappear. 5.

Nocturnal animals tend to have proportionally bigger eyes than humans do. They also tend to have pupils that open more widely in low light. So, at the outset, nocturnal eyes gather more light than ...

Difficult, but not impossible. Scientists have come up with scenarios through which the first eye-like structure, a light-sensitive pigmented spot on the skin, could have gone through changes and ...

Those with high levels of SPS display increased emotional sensitivity, stronger reactivity to both external and internal stimuli—pain, hunger, light ... in the eyes of those who identify ...

Humans don't see colours very well, or even at all ... oysters and octopuses - which demonstrate different steps in eye evolution. Although giant clams are sensitive to three different colours of ...

Both cameras and the human eye use lenses to focus light. Both cameras and the human eye contain material that is sensitive to light. Follow me please class. We’re here at the optician’s to ...

The next time you get ready to head to the beach or ski slopes, take a moment to remember that eyes can get sunburned ... middle field of vision sensitivity to glare or light problems with night ...

Researchers at University College Dublin (UCD) have discovered that a mutation in a gene called emc1 causes major vision ...