Tom Siegfried, Randomness

To build a clock that ticks forever, you need a spacetime crystal blueprint

By Science News, 12:21 PM October 22, 2012

SN Prime | October 22, 2012 | Vol. 2, No. 40

Nothing lasts forever, although some things seem to. Speeches at political conventions, the NBA play-offs and those fight scenes in the Matrix movies just go on and on and on. Sometimes life itself seems like one never-ending wallpaper pattern, duplicated over and over again at regular intervals.

Whether life is really like that or not, lots of other things are. Take crystals, regular organizations of atoms assembled in repeating patterns....

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