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Sample materials for Learning the Game of Science.  Students have to read board game moves to determine the rules of the game.  Like scientists collect data to determine the rules of the universe.

GPS is handy for finding a route, but it might be able to solve fundamental questions in physics too. An analysis of GPS satellite orbits hints that Earth is heavier than thought, perhaps due to a halo of dark matter.

Strange signals picked up from black holes and distant supernovae suggest there's more to space-time than Einstein believed.