Tiny explosion-powered braille screen could boost literacy for blind students

Cornell University scientists have developed a multi-line braille display powered by tiny explosions that can show text and graphics like emojis. The innovative device uses rubber dots connected to microfluidic channels where small controlled combustions create raised patterns, making it water-resistant and potentially more affordable than current options. This breakthrough could significantly improve literacy among blind students by enabling faster reading and the display of spatial information in schools, museums, and public spaces.