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1 .This is Scientific American 60-Second Earth. I'm David Biello. Your minute begins now.

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2 .Ever looked at the etching of a Blu-Ray disc?

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3 .It's oddly beautiful, refracting light like a rainbow while also offering copious digital storage.

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4 .Turns out that pattern isn't just beautiful in the light, it's also useful when it comes to the light.

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5 .Because the particular structure of a typical Blu-ray disc happens to be one that boosts the light absorbing ability of photovoltaics.

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6 .That's according to a study in the journal Nature Communications.

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7 .The semi-random pattern of microscopic bumps and indents that store a movie on a Blu-ray disc also helps solar cells absorb light by spreading it around more widely within the cell,

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8 .where a greater percentage of it is then available to generate a current.

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9 .Researchers at Northwestern University made the discovery by transferring the pattern of the Jackie Chan movie Supercop to the top of a plastic solar cell.

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10 .They found, to their surprise, that the Supercopped solar cell boosted performance by more than 20 percent.

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11 .Of course, Supercop is not a special movie, except maybe to hardcore Chan fans.

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12 .Dramas, documentaries and even cartoons worked just as well.

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13 .Which means all that Blu-ray disc-making prowess could get applied to a new purpose: clean power.

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14 .Your minute is up, for Scientific American 60-Second Earth. I'm David Biello.

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