George Johnson, Inquiring Minds, Cancer, Evolution

I keep coming back to this episode of Inquiring Minds. Over and over. So I’m going to backdate post it on the blog, Yale Rosen/Flickr (Wikimedia)  In the book, Johnson cites a stunning estimate by MIT cancer researcher Robert Weinberg: About 4 million of our body’s cells are dividing and copying their DNA every second …

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