Wednesday, December 01, 2010

Science Experiments in the Sub-Arctic

This thin coating of powdery white stuff on my car window is not snow.  It's precipitate from ice fog:

Today I learned that at 36 degrees below zero, frost can form on your eyelashes if you stay outdoors for more than 5 minutes:

Your own exhaled breath is your worst enemy--the surrounding air is already saturated and unable to absorb the extra moisture, so your breath forms tiny ice crystals as soon as it leaves your airway.  I discovered that if I exhale onto my hair, I can totally frost the tips:

Yes, that spiky white mess is my hair.  With frost on it.  

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