Sorry, this week evaporated. Back to regular posting Monday.
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Here is another question from Ask a ScienceBlogger. Reader Uday Panta asks:
How does water evaporate in the seas? Doesn't water evaporate at 100 C?
Water policy and water problems always seem to be someone else’s responsibility.
Writing up the evaporative cooling post on cold atom techniques, I used the standard analogy that people in the field use for describing the process: cooling an atomic vapor to BEC is like the c