Grey eyes are grey for the exact same reason a cloudy sky is grey Sure, it might all feel very 2014 Tumblr to describe grey eyes as stormy. But Dr. Raj points out that there’s actually some ...

Physiological Causes (Normal Response) The pupils are the gateway to the light-sensitive retina at the back of the eye. Normally, pupils are 2 to 8 mm in size.

How to protect your eyes when the pupils are dilated. While your eyes are dilated, they will be more sensitive to light than usual. Try to avoid bright places. Wear sunglasses when you go outside.

If your pupils stay small even in dim light, it can be a sign that things in your eye aren't working the way they should. This is called abnormal miosis, and it can happen in one or both of your eyes.

The medical term for pupils of different sizes is anisocoria. Find out about the possible causes of anisocoria here, as well as when to seek emergency treatment.

New research suggests your pupils may reflect how clearly you remember something. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday.

Night blindness is caused by vitamin A deficiency, congenital mutations, and other eye diseases. Learn about symptoms, causes ...

Again, photos of people with constricted (smaller) pupils were more often said to be the most attractive, with participants ...

A mother spotted a 'white glow' in her little boy's pupil while he was playing with his toys and found out he had eye cancer - just weeks before Christmas. Kirstin Smith, 29, a primary school ...

Aled Harris noticed his pupils were mismatched, and later discovered he had a tumor behind his eyes. Aled Harris 2023-07-13T06:19:55Z ...

Disabled pupils answer questions using eye tech. Video, 00:01:20 Disabled pupils answer questions using eye tech. Published. 12 October 2022. 1:20. Tracking eye movements to help reading.

Eye-tracking technology, songs - and even the smell of vanilla - help pupils air their views.