Adventures in the Land of Wikipedia

The biggest and arguably the best general online encyclopedia, Wikipedia, started in 2001 and now includes more than a million entries in 200-plus languages. It is not infallible, but then again, as Nature magazine pointed out in a head-to-head comparison, neither is the Encyclopaedia Britannica. (The latter "was first published progressively from 1768-71 as Encyclopaedia Britannica, or, A dictionary of arts and sciences, compiled upon a new plan." I found that on Wikipedia.) The most