Louis Braille, born on January 4, 1809, in Coupvray, France, revolutionised accessibility for the visually impaired with his ingenious tactile writing system. Louis, who lost his vision at the age ...

Two hundred years have passed since the invention of braille, the tactile writing system that has transformed the lives of ...

Boolean algebra was developed by George Boole, but a less obvious binary invention was created at this time: the Braille writing system. Using a system of raised dots (essentially 1s and 0s ...

Braille is the alphabet used by blind people to read printed text, and just like Victor points out - it looks like a bunch of dots. The refreshable Braille display allows blind people to understand ...

Braille is a code that enables blind ... arranged in two columns of three dots, which represent the alphabet. There are 63 possible combinations. People with sight impairments read from left ...