What is a good heuristic for the usage of 'that'? [more inside]
posted by ageispolis on Nov 25, 2009 - 10 answers

Any pointers to books/people/readers/papers on heuristics in morality? [more inside]
posted by not sure this is a good idea on Aug 3, 2008 - 4 answers

How do I know where my car ends and the rest of the world begins? [more inside]
posted by crinklebat on Feb 25, 2007 - 18 answers

How does virus scanning work? [more inside]
posted by Gyan on Dec 31, 2005 - 6 answers