Living Crystal (IMAGE)
Caption
Thiovulum cells cluster together to form a repeating pattern known hexagonal lattice. It is the densest geometrical arrangement for things of uniform size, and it appears frequently in nature, in bees' honeycomb, for example.
Credit
The Laboratory of Condensed Matter Physics at Rockefeller University/Physical Review Letters
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Image may be used only to illustrate the research described in the accompanying story.
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