Why do people cry?

What's the science behind crying? A specialist explains the importance of tears for both physical and emotional health.

Barbara Gutierrez - U. Miami • futurity
June 26, 2024 ~9 min

Eye exercises to improve sight – is there any science behind them? An ophthalmologist explains why you shouldn’t buy the hype

Some of the ads promise that you can throw away your glasses. But what does the evidence say?

Benjamin Botsford, Assistant Professor of Opthalmology, UMass Chan Medical School • conversation
May 30, 2024 ~7 min


Phone cameras can take in more light than the human eye − that’s why low-light events like the northern lights often look better through your phone camera

Phone cameras are an example of what’s called computational photography. Digital tools built into these cameras can enhance your images in real time.

Douglas Goodwin, Visiting Assistant Professor in Media Studies, Scripps College • conversation
May 23, 2024 ~8 min

Why so many animals have a third eyelid, including our pets – yet humans don’t

It’s a question of evolution and adaptation.

Dan Baumgardt, Senior Lecturer, School of Physiology, Pharmacology and Neuroscience, University of Bristol • conversation
May 16, 2024 ~7 min

COVID virus can infect your eyes and damage vision

The virus that causes COVID-19 can breach the blood-retinal barrier, leading to potential long-term consequences for the retina and vision.

Rochita Ghosh-U. Missouri • futurity
May 15, 2024 ~5 min

Nearsightedness is at epidemic levels – and the problem begins in childhood

While reading, scrolling and focusing on other objects near our faces increase the risk of developing myopia, a little time outdoors in the sun can help mitigate it.

Andrew Herbert, Professor of Psychology, Visual Perception, Rochester Institute of Technology • conversation
April 24, 2024 ~7 min

Blinking is more than meets the eye

Eye blinks aren't just a mechanism to keep our eyes moist. Research finds that blinking plays a key role in processing visual information.

Lindsey Valich-Rochester • futurity
April 15, 2024 ~5 min

Why does this worm have such giant eyes?

Scientists have discovered a bristle worm with such sharp-seeing eyes that they measure up to the vision of mammals and octopuses.

Kristian Bjørn-Hansen-U. Copenhagen • futurity
April 12, 2024 ~8 min


Watch: What’s the science behind safe solar eclipse glasses?

Your regular sunglasses won't protect your eyes during next month's eclipse. An expert explains the science behind solar eclipse glasses.

Luke Auburn-Rochester • futurity
March 25, 2024 ~6 min

Are you one of the millions about to have cataract surgery? Here’s what ophthalmologists say you need to know

Typically, cataract surgeries are painless and significantly restore vision.

Elizabeth M. Hofmeister, Associate Professor of Surgery, Uniformed Services University of the Health Sciences • conversation
March 20, 2024 ~9 min

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