Articles on Vision

Displaying 1 - 20 of 40 articles

Dusk during the second day of the day-night Sheffield Shield match between Queensland and New South Wales at the Gabba, Brisbane, in October 2016. AAP Image/Dave Hunt

Pink balls in day-night cricket could challenge players at sunset

New research shows pink cricket balls can be extra difficult to see in those crucial minutes when day turns to night during play.
Cataracts are one of the leading causes of visual impairment globally. Rakesh Ahuja, MD/Wikimedia Commons

Explainer: what are cataracts?

More than a million Australians have an untreated cataract and hundreds of cataract surgeries are performed daily, but what are they?
How much information is too much? And where should it go? Heads-up display image from shutterstock.com

How does a computer know where you’re looking?

Augmented reality systems need to display relevant information in a useful location. That's impossible without eye tracking.
Syda Productions/Shutterstock

Tricking the brain: how magic works

Pretty much all of our perception is an illusion, whether we’re walking down the street or attempting to decode the latest card trick.
Disney’s WALL.E needed to see all the rubbish on Earth so it could clean it up. AAP Image/Tracey Nearmy

How do robots ‘see’ the world?

Robots that can learn to 'see' the world around them -- and share their learning with other robots -- will lead the next revolution in robotics.
Australian bowler Mitchell Marsh receives the pink ball during the Test match between Australia and New Zealand at the Adelaide Oval. AAP Image/Dave Hunt

We need to ditch the pink ball in day-night test cricket

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.
Human eyes are unique among primates for their range of iris colours and unpigmented sclera. Wikimedia Commons

Making sense of our evolution

The science about our special senses - vision, smell, hearing and taste - offers fascinating and unique perspectives on our evolution. Yet it remains patchy; we know surprisingly little for example about…
The mantis shrimp has 12 types of visual cones. Klaus Stiefel/Flickr

Inside the colourful world of animal vision

As humans, we live in a colourful world, but differences in visual systems means that not all animals see the world in the same way. Unlike other aspects of an object such as size or mass, colour is not…

Top contributors

More