Nocturnal geckos have superb vision in dim light - their eyes are 350 times more sensitive to colour at night than a human's (see for yourself with our animal vision interactive). Lacking eyelids, ...

In a study published in Science Advances on Friday, April 18, a group of five researchers stimulated retina cells in participants' eyes, who, afterwards, claimed to have seen a color no human has ...

In this film, Dr Ben Price explains the intricate workings of human eyes. By comparing our eyes to those of dragonflies, he reveals humanity's unique way of seeing. 1. The image projected onto the ...