

Nathan S. Lewis
Nathan S. Lewis is a professor of chemistry at the California Institute of Technology and Scientific Director of the Joint Center for Artificial Photosynthesis.
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Reinventing Photosynthesis
Nathan S. Lewis is a professor of chemistry at the California Institute of Technology and Scientific Director of the Joint Center for Artificial Photosynthesis.
Nearly three months after Russia launched its invasion, Western countries appear more committed than ever to Ukraine’s defense, and, in some quarters, to Russia’s defeat. We asked PS commentators what outcome the West, Russia, and Ukrainians themselves can realistically expect.