Can animals see optical illusions? Kitty says YES.

Youtuber rasmusab has posted a video that's as adorable as it is thought provoking. In it, a small orange kitten with white feet appears transfixed by an 8.5 x 11 printout of the famous "rotating snakes" illusion (just one variation on the "peripheral drift illusion" — see an example for yourself below). The kitten… » 3/07/13 6:40am 3/07/13 6:40am

Watch this lizard shoot a five-foot stream of blood from its freaking…

Yes, blood. Blood out the eyes. It's a display that's as impressive as it is shocking — in a last-ditch effort to ward off predators, several species of horned lizards will increase the blood pressure in vessels surrounding their eyes, to the point that they actually rupture, gushing five-foot fountains of hemoglobin… » 3/04/13 9:40am 3/04/13 9:40am

The mystery of Florida's monster eyeball has been solved

Last week, a softball-sized eyeball washed ashore in Florida. At the time, researcher Charles Messing guessed the eye belonged to a swordfish. A day later, Deep Sea News' Craig McClain got in touch with Sönke Johnsen, "an expert on everything visual in marine organisms" (awesome, right?). Johnsen told McClain the… » 10/15/12 12:30pm 10/15/12 12:30pm

A Peepshow of the Best Futuristic Vision Systems

Science fiction is terrific at helping you imagine how you'd enhance, hack, and upgrade your own body — especially your eyeballs. Humans have been trying to improve on the sense of sight since 1300, when spectacles were invented. What comes next? Take a look at our list of some of the vision enhancement tools that… » 1/04/08 11:00am 1/04/08 11:00am