The double-slit experiment is one of the most famous experiments in physics and definitely one of the weirdest. It demonstrates that matter and energy (such as light) can exhibit both wave and ...

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The acoustic properties of an ultracold fermion gas have been measured either side of the superfluid transition temperature in an experiment that has been described as “near perfect” and “beautiful”.

Alfvén accelerator: artist’s illustration of how Alfvén waves in Earth’s magnetic field can accelerate the electrons responsible for intense auroras. (Courtesy: Austin Montelius/University of Iowa) ...