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quorum sensing

Aliivibrio-fischeri
Photo: Aliivibrio fischeri, by nicholas, CC BY 2.0 <https://creativecommons.org/licenses/by/2.0>, via Wikimedia Commons.

Recurring Design Logic in Gene Regulation

A feature of biology that has struck me over the years is the phenomenon of recurring design logic, across systems that do not appear to be related by descent. Read More ›
bacteria
Photo: Assorted bacteria, by 148LENIN, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons.

Quorum Sensing: A Clever Trick by Microbes

Robot designers are learning tricks from bacteria: how to communicate with and respond to other unseen members of a swarm. Read More ›
Halobacterium salinarum
Photo credit: Helga Stan-Lotter and Sergiu Fendrihan. Photograph taken by Chris Frethem, University of Minnesota., CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons.

University of Chicago Biochemist: All Living Cells Are Cognitive

James Shapiro’s recent paper points out, with examples, that bacteria meet the Oxford English Dictionary’s definition of “cognitive.” Read More ›

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