Archives for: February 2010
The Window of Many Cacti
February 14th, 2010 It’s been two weeks since our last frost, and judging from my first dozen shots, it seemed like my photography skills dropped from mediocre to downright pathetic. But then I got a few good shots of frost on windows. The fact that I shoot windows on ca… more »
How to classify snow crystals
February 14th, 2010According to Edward LaChapelle’s Field Guide to Snow Crystals (1969), the most widely used classification for falling ice is a system of 10 types from the International Commission on Snow and Ice, which came out in 1951. A few years later, ice researcher… more »
I am a giant snow crystal, imperfect thing of habit, bouncing along life's gusts,...
February 6th, 2010Some reviewers of The Story of Snow mistakenly call me the main author. I don't know why they make that mistake; after all, that Mark is the main author is clearly implied by his copyright on the dedications page and elsewhere. My role was to check the… more »
Ripples
February 5th, 2010 Ripples in still water When there is no pebble tossedNor wind to blow - Grateful Dead “Ripple” I don’t know where to start on this one. For some time I’ve been seeing concentric circular patterns on car windshields and car bodies – bands… more »
Mystery of Whirlpool Hollows
February 3rd, 2010 I’ve seen this whirlpool pattern on two mornings on the same plastic side-mirror of the same car. The hollow columnar crystals are oriented lengthwise along concentric circles, which strongly suggests that an underlying film froze with the sam… more »
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