Cataracts, which can be experienced by anyone as they age, happen when the lens of the eye gradually becomes less transparent. There are ways, however, to correct this.
Gene therapy trials may mean that the next generation of children born with inherited eye diseases have treatment options.
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People who are blind have made great strides in the workplace in the 55 years since the US first observed White Cane Day. Yet discrimination in employment still remains, two experts explain.
Give yourself time and you can see in the dark.
Anton Watman/Shutterstock.com
Just the tiniest bit of light can let you see in the ‘dark.’ Here’s how your eyes do it.
Vision is the most important source of information on which driving conduct is based. Poor vision of drivers has been found to be the cause of many accidents.
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When you head out onto the road, there’s always a chance that you might encounter a driver who has a vision problem, putting his or her driving at risk. Regulations need to change.
Eyes surprise: fossil eyes from a 54 million year old cranefly.
Lindgren et al./Nature
While the 50th anniversary of the first Moon landing is an opportunity to celebrate a remarkable technological achievement, it’s worth reflecting upon the creative vision that made it possible.
A health worker looks on at an Ebola transit centre in Beni in North Kivu province, DRC.
Hugh Kinsella Cunningham/EPA
Would you rather lose your sense of touch or your vision? Here are the pros and cons of each, according to science.
Glaucoma is an insidious disease that is sometimes confused with inattention or vision deteriorating with age, yet it can kill your eyesight and leave you blind.
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Glaucoma is a serious disease which, if left untreated, can cause blindness. A professor of optometry explains the risks, process of diagnosis and available treatments.
Today’s young people don’t play outside as much as their predecessors and are heavy users of electronics.
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Myopia is a major risk factor for serious eye diseases. It has become epidemic among children, particularly because of their heavy use of electronic devices.
To help draw bees’ attention, flowers that are pollinated by bees have typically evolved to send very strong colour signals.
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Bees need flowers to live, and we need bees to pollinate our crops. Understanding bee vision can help us better support our buzzy friends and the critical pollination services they provide.
You’re another year older but that doesn’t have to mean poorer health.
Lorene Farrugia
Stephanie Harrison, South Australian Health & Medical Research Institute; Azmeraw Amare, South Australian Health & Medical Research Institute; Jyoti Khadka, South Australian Health & Medical Research Institute; Maria Carolina Inacio, South Australian Health & Medical Research Institute; Sarah Bray, South Australian Health & Medical Research Institute, and Tiffany Gill, University of Adelaide
As you age, your body deteriorates and your risk of disease and injury increases. Here’s a decade by decade guide to what you’re up against – and what you can do about it.
Your field of view is how much you can see without turning your head. When things are closer to us, they take up more of our field of view, which makes them look bigger.
Watch out for these tiny tough guys.
Roy L. Caldwell, Department of Integrative Biology, UC Berkeley (For use only with this article)
For roboticists looking to nature for inspiration on how animals see the world, there’s a tension between mimicking biology and capitalising on the advances in camera technology.
How much an ant can see depends on its size.
Flickr/photochem PA