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You are browsing the archive for 6 July 2015 - Dan's Wild Wild Science Journal.

6 July 2015

Smoke North and Saharan Dust South

Several NASA satellites have sensors that can look at different wavelengths in the visible to infrared to sense things like dust and smoke. The image below is made up of two wavelengths around 500-550 nanometers in the visible light spectrum. Dust and smoke show up very well in this range. The red to the south is dust from the Sahara desert and the red across Canada and and the dark …



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“Weather by Icon” Is A Bad Way To Get an Accurate Forecast

Every meteorologist will tell you the same thing. The most often heard comment they hear when they tell someone what they do for a living is something along the lines of “It must be nice to get paid to be wrong most of the time!”. My usual response is that my batting average is far above that of most major league baseball players, and they make a lot more than …



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