Monthly Archives: May 2011

the tantalizing tune

I used to have a ringtone that, pardon the pun, rang a bell: I was sure it was from some modern string quartet, but couldn’t find it in my collection. Years go by. Today I get in the car, turn … Continue reading

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Friday thirteen come on Friday this month

Somewhere or other I recently mentioned having heard that, because the Gregorian calendar cycle of 400 years is a multiple of 7 days, the 13th of the month is not evenly distributed and falls more often on Friday than on … Continue reading

Posted in calendars | 2 Comments

that didn’t take long

Someone has snapped up my old unwanted domain to start a blog in (i think) Swedish.

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links from spaaace

Average illumination near the Moon’s south pole, showing which crater floors never (or almost never) see sunlight. Unfortunately the text doesn’t quantify what the whitest pixel means, i.e., how much time the most-illuminated point spends in shadow. Wobbling time exposure … Continue reading

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crickets

This site had half as many visits in April as in March, presumably either because the old domain expired or because folks are busy getting ready for the end of the world.

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