Treating Cancer With Light

Photovoltaics are often touted as potential game-changers as a source of alternative energy, but new microscopic versions of solar cells could soon be lifesavers for millions of cancer patients.

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Photovoltaics are often touted as potential game-changers as a source of alternative energy, but new microscopic versions of solar cells could soon be lifesavers for millions of cancer patients.

Scientists are developing new solar cell-powered cancer therapies that could -- if approved for clinical use -- make treatment faster, less painful and more effective.