Using Booze Around the House For a Colorimetry Experiment

For years, my wife and I have had lots of alcohol around the house that we haven't drunk. A few months ago, I realized that very small amounts make an excellent solvent to wash off the writing from our calendar. But yesterday I came up with an even better idea. On Friday she brought home... Continue Reading →

Thoughts on Leo’s Stars

This November morning, like the previous three, was atypically warm for eastern Canada. I stepped out early to look at the sky, and I noticed two stars very close to the moon. Often, moonlight bleaches out stars in proximity of its boundaries, unless there is a lunar eclipse, which wasn't the case. So they must... Continue Reading →

A Neat Comet

Comet C/2001 Q4, also known as NEAT. Its coma, or head, and a portion of its tail are visible in this image taken from Kitt Peak National Observatory near Tucson, Arizona. Those of us who live in the Northern hemisphere have probably forgotten the comet because it was only visible to the naked eye of... Continue Reading →

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