PhysicsThis new version of quantum theory is even stranger than the original An idea called almost quantum theory predicts particles could have stronger correlations than we've ever observed. If tests show it to be true, it would be a huge scientific upset Features
PhysicsThe hunt for dark matter: The universe's mysterious gravitational glue In pursuit of dark matter, researchers are doing everything from burying vats of xenon deep underground to sending a balloon floating above the Antarctic. When will their creativity pay off? Features