Having longer top eyelashes can enhance our ability to express our feelings and communicate with others. But the most significant reason we have them is to protect our eyes.
With caregivers' faces covered, infants and young children will miss out on all the visual cues they'd normally get during stages of rapid developmental growth.
With online learning and social distancing, kids are spending more time staring at screens and less time outdoors. That can put them at higher risk of myopia and serious eye problems in the future.
It takes time for information from our eyes to reach our brains and become part of our conscious experience. So our brains use predictions to make up the delay.
Millions of Australians far from the bushfires' direct path have been affected by smoke haze. Here's everything we know about the effects of bushfire smoke on our health.
When you read in the back seat of the car, your eyes tell your brain you're still. But your ears can sense you're moving. Your eyes and ears are having an argument that your brain is trying to settle.
Too much studying and staying indoors are more likely to blame for the rise in the number of children with myopia, or short-sightedness.
Sometimes our brain gets confused and misunderstands what the eyes tell it.
Just the tiniest bit of light can let you see in the 'dark.' Here's how your eyes do it.
Pets, like guinea pigs, lead very different lives to humans – and that's why they need very different eyes, too.
Bees might not be able to survive inside a person's eye, but they can be drawn to disgusting food sources.
If you're in a competitive environment, be wary of people looking you directly in the eyes.
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.
Simply closing your eyes will protect your eyes from sunlight. But looking straight at it can cause serious damage.
One study found that people with brown eyes were more susceptible to the disorder.
Our eyes don't grow much at all – but when we're very young, we still need to learn how to see.
Some colour blind people only have two kinds of cone cell in their eye. Others have three kinds, but the cones do not pick up the same light waves as the cone cells in most people's eyes do.
What colours we see depends not just on how things are in the world around us, but also on what happens in our eyes and our brains.
Screen time wasn't a issue in the 19th century but that didn't stop concerns over how new developments might damage eyesight
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.