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1 .This is Scientific American 60-Second Science. I'm Sophie Bushwick. Got a minute?
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2 .Scientists have used synthetic DNA to store digital files--including a photo, Shakespeare's sonnets and an audio recording of Martin Luther King.
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3 .The work is published in the journal Nature.
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4 .Unlike many forms of information storage, DNA is extremely long-lasting and does not require constant electrical power.
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5 .Plus, it's tiny--a small cup of DNA can store one hundred million hours of high-quality video.
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6 .But until now, this storage method has faced too many obstacles:
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7 .DNA synthesis is expensive and only works for short strings, and the decoding process creates lots of errors.
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8 .To avoid these problems, British researchers broke a long string of information into many overlapping short sequences, each tagged with its position in the overall sequence.
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9 .American collaborators then synthesized short pieces of DNA to match the strings, and shipped the material overseas.
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10 .Finally, researchers reconstructed the digital files with complete accuracy.
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11 .DNA storage is still very expensive.
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12 .But the scientists predict advancing technology will lower prices and make their method cost-effective within a decade.
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13 .Thanks for the minute, for Scientific American 60-Second Science. I'm Sophie Bushwick.
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