Christopher's statement "I have been advised by my physician that I must undergo a course of chemotherapy on my esophagus. This advice seems persuasive to me. I regret having had to cancel so many engagements at such short notice". http://www.huffingtonpost.com/2010/06/30/christopher-hitchens-canc_n_631429.html Esophageal cancer (Wikipedia)
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Two math posers
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Poser #1: Yesterday a colleague from another school asked me how to test
whether hummingbirds would visit two related species of flowers
nonrandomly, that ...
2 hours ago
