51动漫

A ghostly figure

Mind

Flashing checkerboard patterns let us see a picture that doesn鈥檛 exist

听

Health

Our eyesight is sharpest at twilight 鈥� and now we may know why

Age-related macular degeneration

Health

Eye implant improves vision in people with age-related blindness

Environment

How birds focus even with eyes on opposite sides of their heads

Health

New shades: The controversial quest to ‘fix’ colour blindness

Humans

Some people identify smells as easily as if they were colours

Close-up of a human eye

Health

Blindness treatment will insert algae gene into people’s eyes

Health

With political will, we can solve the global vision crisis

using smartphone to photograph eye

Health

Eye phone: The doctor using tech to restore the world鈥檚 sight

Swimming pool vents and steps resemble eyes and mouth

Environment

Monkeys can see faces in inanimate things, just like us

From Jesus appearing on toast to the man in the moon, we can鈥檛 help seeing faces where there are none. Now it turns out monkeys do the same thing

Environment

Fish can’t recognise faces if they鈥檙e upside down 鈥� just like us

Life

Bacteria engineered to produce living, full-colour photographs

Health

Our brains prefer invented visual information to the real thing

Health

Creative people physically see and process the world differently