HEALTHY LIVING
11/17/2009 05:12 am ET | Updated Nov 17, 2011

Liquid Spectacles: A Bold Vision For World's Poor

In the developing world millions of people struggle to operate machinery, read from a blackboard, or just see the world around them, because they don't have access to the eye glasses they need. But a pair of glasses developed by Joshua Silver, a physics professor at the University of Oxford, offers an affordable solution.

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