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Think in Generations
From unpacking the past to building a better future, the most ambitious scientists think in generations.
E. coli bacteria use sensor molecules (blue and red) on their outer membranes to detect higher concentrations of amino acids. This image was generated using a technique called photoactivated localization microscopy, or PALM.
Image published in Greenfield et al. (2009) PLOS Biology 7(6): e1000137. doi:10.1371/journal.pbio.1000137.