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, ...

"Discover amazing and mind-blowing facts you won't believe with Top 10 videos! Explore the weird, wonderful, and unbelievable ...

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 ...