New for iGoogle users: add our heavy metal gadget.
Continuing with our Great Canadians series, we present Jonathan Schaeffer of the University of Alberta, who's recently solved the game of... checkers! Using a computer program, he's determined all the millions and millions of possible games in the game. Despite all that computing - and brain - power, he has yet to determine exactly why he did it and what if any use it could be to anyone.