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Imagine correcting your vision in under a minute - no lasers, blades or pain. Scientists have developed a novel, non-invasive technique that reshapes the cornea using only a mild electric current and a temporary pH shift. In early trials, it reversed ...

How do you send drugs to specific parts of the body so they do their job and avoid causing side effects elsewhere? According to researchers at Stanford University, the answer is a combination of nanoparticles, a pulse of ultrasound, and sugar.