Heliograph, 
oh wow TIL "very small solar panels placed on the eye can send electric signals directly to the brain and restore vision" 👀 https://interestingengineering.com/innovation/solar-panels-restore-vision #retina #vision #unsw
Heliograph, oh wow TIL "very small solar panels placed on the eye can send electric signals directly to the brain and restore vision" 👀 https://interestingengineering.com/innovation/solar-panels-restore-vision #retina #vision #unsw
