Scientists invent micrometers-thin battery charged by saline solution that could power smart contact lenses::Scientists from NTU Singapore have developed a flexible battery as thin as a human cornea, which stores electricity when it is immersed in saline solution, and which could one day power smart contact lenses.
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Oh hey look. A solution in search of a problem.
Or a lot of new problems awaiting to happen.
A literal chemical battery in my eyes? No thanks.
