The science of preserving sight | Joshua Chu-Tan - a podcast by TED

As you get older, your eyes worsen and become susceptible to a disease called age-related macular degeneration -- the leading cause of blindness, with no cure in sight. Sharing the science of how your vision works, researcher Joshua Chu-Tan offers breakthrough insights on a lesser-known RNA that could change the treatment for this disease, preserving the gift of sight for longer and improving the quality of life for millions of people.

Further episodes of TED Talks Daily (HD video)

Further podcasts by TED

Website of TED