Tired of webpages constantly bombarding your optic nerves with blinking text? Then disable that web annoyance with this simple Firefox hack.

A total of 13 girls from Team IGA-Optic in Datteln, Germany crammed into a Smart car on the set of Guinness - Die Show Der Rekorde, Munich, Germany, on 2 April 1999.

At TEDMED, Sheila Nirenberg shows a bold way to create sight in people with certain kinds of blindness: by hooking into the optic nerve and sending signals from a camera direct to the brain.

Ed Boyden shows how, by inserting genes for light-sensitive proteins into brain cells, he can selectively activate or de-activate specific neurons with fiber-optic implants. With this unprecedented level of control, he's managed to cure mice of analogs of PTSD and certain forms of blindness. On...