This image was captured using environmental scanning electron microscopy and false-colored. Each color highlights a continuous single-crystal of calcite (CaCO3) made by the sea urchin Arbacia punctulata, at the forming end of one of its teeth.
Credit: Pupa U.P.A. Gilbert and Christopher E. Killian, University of Wisconsin-Madison
The National Science Foundation, along with the journal Science, today announces the 53 winners and honorable mentions of the International Science & Technology Visualization Challenge, a highly competitive contest jointly sponsored by NSF and Science.
From National Science Foundation
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