Sometimes people think that, because I write this column for peanuts, I am somehow available for free science consulting services. Obviously this is not the case but I don’t mind the occasional question, especially if it concerns real puzzles like how a car in China doesn’t cause global warming but a car in America does.
Lately I have been pestered with questions about this whole Christmas thing. It’s a troublesome issue, I agree, but I am not in the free science business so most of the questions I just ignore - however, one of the many,many,many (not that many - Lady Scientist ) groupies that flitter about me on the internet caught my attention recently with their query about Yule physics because they had the creativity to put it in seasonal rhyming form;







