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Editor: Bijal Trivedi

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Too Old For Building Blocks? Not These.

Cover of Science, November 30, 2012.

This looks like the type of Lego kit I would get my grandkids for Christmas, or a new version of Tetris. It is, in fact, much cooler. These are ‘DNA bricks’—short strands of DNA that plug into each other like a peg in a hole. I’m excited to

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