Why do scientists care about worms?

'Worm' is really a catchall term for a huge variety of animals with different characteristics that span the tree of life. They hold clues about our own origins as well as hints about human health.

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evolution basic-research fossils vision regeneration worms eyes eye photoreceptors animal-evolution worm wound-healing

Hydrogel could treat glaucoma without surgery or drugs

A new microneedle-injected hydrogel could one day offer a way to treat glaucoma without drugs or surgery.

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blindness vision eyes hydrogels health-and-medicine microneedles glaucoma

Reversing glaucoma damage and vision loss

Harvard Medical School scientists reverse age-related vision loss, eye damage from glaucoma in mice.

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harvard-medical-school health-medicine hms david-sinclair glaucoma bruce-ksander eye-damage ryan-jaslow vision-loss yuancheng-li

AI uses retinal scans to spot Alzheimer’s

A new AI model that examines retina images for changes that point to Alzheimer's disease may one day help diagnose the disease.

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alzheimers-disease artificial-intelligence eyes featured health-and-medicine

Coronavirus may be no match for the cornea

"Our findings do not prove that all corneas are resistant," says Jonathan Miner."But every donor cornea we tested was resistant to the novel coronavirus."

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covid-19 zika viruses eyes health-and-medicine herpes

Technique to regenerate the optic nerve offers hope for future glaucoma treatment

Scientists have used gene therapy to regenerate damaged nerve fibres in the eye, in a discovery that could aid the development of new treatments for glaucoma,

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Your pupils show whether you’ll remember stuff

"...science now has tools that allow us to explain why an individual, from moment to moment, might fail to remember something stored in their memory."

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alzheimers-disease attention memory brains learning eyes health-and-medicine

Big-eyed birds need gloom, not bright human landscapes

Brighter areas, such as agricultural land, aren't hospitable to big-eyed birds, research finds. The study links the size of bird eyes, habitat, and foraging style.

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conservation birds light eyes peru earth-and-environment

A dose of ketamine can treat ‘lazy eye’ in adults

Subanesthetic ketamine, already a treatment for depression and pain, can also treat amblyopia, or "lazy eye." Here's how.

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vision brains eyes health-and-medicine medications

Face masks: why your eyes might be saying more than you realise

Your mouth might be obscured, but science shows you say a huge amount with your eyes.

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neuroscience psychology communication face-masks eyes faces