Holy Moley!

Today is 10/23, which is another math holiday in the tradition of Pi Day. On this hallowed day, we celebrate Amedeo Avogadro and his constant, appropriately called the Avogadro constant: NA = 6.022140857(74)x1023 (The exponent at the end is what gives us 10/23, though some scientists do celebrate on 6/2.) The units on this egregiously large … Continue reading Holy Moley!

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The Best of Time, the Worst of Time: The Failed French Experiment of Decimal Time

If you've traveled internationally or (if you're from the US) taken any chemistry or physics classes, you've probably encountered the challenge of converting between unit systems. Even if you've worked with them before, different temperatures, distances, and masses can all be daunting or at least annoying. At least there's one thing that everyone agrees on … Continue reading The Best of Time, the Worst of Time: The Failed French Experiment of Decimal Time