People across the globe all see millions of distinct colors. But the terms we use to describe them vary across cultures. New cognitive science research suggests it's about what we want to communicate.
The artificial vision provided by a bionic eye is not like natural sight, and takes a lot of getting used to.
We're used to thinking of our eyes detecting light as the foundation of our visual system. But what's going on in other cells throughout the body that can detect light, too?
How we see the world depends on certain aspects of our personality.
Why are eyeglasses so expensive? You can thank two massive industry comglomerates, Luxottica and Essilor.
Nocturnal insects have eyes that act like cameras to enhance their light-gathering abilities.
The first truly terrestrial animals evolved from ancient fishes that left the water for land. But what prompted to move has been a mystery.
New research shows pink cricket balls can be extra difficult to see in those crucial minutes when day turns to night during play.
Glaucoma is the sneak thief of sight, affecting the eyesight of more than 50 million people worldwide. It remains the biggest preventable cause of blindness today.
Light arriving from the right visual field is processed in the brain's left hemisphere. So damage to the left part of the primary visual cortex will result in blindness in the right visual field.
More than a million Australians have an untreated cataract and hundreds of cataract surgeries are performed daily, but what are they?
Augmented reality systems need to display relevant information in a useful location. That's impossible without eye tracking.
How does your brain deal with the ambiguous and variable visual information your eyes collect? Neuroscientists think it bets on what's the most likely version of reality.
The navigation tactics of certain Australian ants could point the way to helping driverless cars find their way around.
In Tanzania, where albinism is common, there's plenty that ordinary teachers can do to support students with albinism – much of it quite simple.
There must be some evolutionary force acting to maintain this visual 'defect'.
Pretty much all of our perception is an illusion, whether we’re walking down the street or attempting to decode the latest card trick.
Robots that can learn to 'see' the world around them -- and share their learning with other robots -- will lead the next revolution in robotics.
The pink ball introduced to this year's day night cricket test can be difficult to see for some players, especially if they are colour blind. There is a better choice of colour.
Sure, your eyes are crucial for seeing the world around you. But it's your brain that does the really hard vision work.