DNA takes square roots!

Caltech researchers Lulu Qian and Erik Winfree have managed to make 130 strands of DNA perform mathematical operations. And best of all, they have decided to popularize their result with a whimsical YouTube video!

Starts a bit slow, but visualizes the interesting process very nicely after a while.

Reference: "Scaling Up Digital Circuit Computation with DNA Strand Displacement Cascades," Lulu Qian and Erik Winfree, Science, June 3, 2011

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