Health
Our eyesight is sharpest at twilight – and now we may know why
We see best at dawn and dusk, and this could be because our brain activity changes at these times, making it easier to distinguish signals from background noise
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Health
Eye implant improves vision in people with age-related blindness
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Environment
How birds focus even with eyes on opposite sides of their heads
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Health
New shades: The controversial quest to ‘fix’ colour blindness
Features
Humans
Some people identify smells as easily as if they were colours
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Health
Blindness treatment will insert algae gene into people’s eyes
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Health
With political will, we can solve the global vision crisis
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Health
Eye phone: The doctor using tech to restore the world’s sight
Features
Environment
Monkeys can see faces in inanimate things, just like us
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Environment
Fish can’t recognise faces if they’re upside down – just like us
Zoologger is our weekly column highlighting extraordinary animals – and occasionally other organisms – from around the world
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Life
Bacteria engineered to produce living, full-colour photographs
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Health
Our brains prefer invented visual information to the real thing
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Health
Creative people physically see and process the world differently
News
Technology
New computer vision challenge wants to teach robots to see in 3D
News