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Life

‘Oddball’ test lets us glimpse how monkeys see the world

Compared with humans, macaques are more likely to miss the bigger picture, but are also less confused by flipped images

The implant, which is about the size of a pinhead and is inserted beneath the retina

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Eye implant that restores vision lost to age approved for use

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Resuscitated retinas respond to light 10 hours after death

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Virus from marine animals is causing weird eye problems in people

A study partipant wearing the glasses and testing her reading after being fit with the retinal implant

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Eye implant and high-tech glasses restore vision lost to age

Technology

Liquid crystal lenses could make better bifocal glasses

Technology

Special contact lenses let you see infrared light 鈥� even in the dark

Mind

New colour seen for the first time by tricking the eyes

A classroom decorated to resemble a woodland as part of a myopia trial in a school in Lijiang in Yunnan province, China

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Classrooms decorated like woodlands seem to slow myopia progression

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Ozempic is increasingly being linked to vision loss. What鈥檚 the truth?

Drugs like Ozempic and Wegovy could raise the risk of a rare form of vision loss, but we are still trying to unpick why

Mind

Do we all see red as the same colour? We finally have an answer

Mind

This optical illusion expands as you stare at it – and now we know why

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Why we now think the myopia epidemic can be slowed 鈥� or even reversed

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Stem cell transplant gives hope for treating age-related sight loss