Knotty Thrills

The problem of how to tie a knot out of a fluid had eluded scientists for a century and a half. Then, using a 3D printer, bubble mist, and a scaled-down version of a laser light show, three physicists from the University of Chicago did it. And the results are mesmerizing.

This is my first online video for NOVA!

Audio only:

~ by Ari Daniel on July 15, 2014.

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