Articles on Vision

Displaying 1 - 20 of 66 articles

A woman walking with a white cane, which has become a symbol of independence for people who are blind. Akemaster/Shutterstock.com

Blind people have increased opportunities, but employers’ perceptions are still a barrier

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.
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. Shutterstock

Poor vision: Do drivers always see what is happening on the road?

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.
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. Shutterstock

Glaucoma: Vision’s silent killer

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.
To help draw bees’ attention, flowers that are pollinated by bees have typically evolved to send very strong colour signals. Shutterstock

Our ‘bee-eye camera’ helps us support bees, grow food and protect the environment

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

Diseases through the decades – here’s what to look out for in your 40s, 60s, 80s and beyond

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.
Watch out for these tiny tough guys. Roy L. Caldwell, Department of Integrative Biology, UC Berkeley (For use only with this article)

A cooler ocean predator than sharks? Consider the mantis shrimps

With superpowers other animals can only dream of, these crustaceans challenge sharks for the title of most amazing predator in the sea.
Everyone sees them all, but we don’t all give them the same distinct names. lazyllama/Shutterstock.com

Languages don’t all have the same number of terms for colors – scientists have a new theory why

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.

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