Category Archives: Science and technology

Infinite Powers

Infinite PowersBy Steven StrogatzHoughton Mifflin Harcourt, Boston, 2019 Okay, I admit it, even for me this is a geeky book.  Infinite Powers:  How Calculus Reveals the Secrets of the Universe is about the history of calculus and its impact on … Continue reading

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Super blood wolf moon lunar eclipse

Tonight’s rare “super blood wolf moon” lunar eclipse coincided with an equally rare clear January night in Seattle.  My little point-and-shoot digital camera didn’t do it proper justice, but it gives you an idea of what we saw. Eclipses are … Continue reading

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