There are many exotic states of matter besides the basics of solid, liquid, gas and plasma. One of these, known as a supersolid, was confirmed a few years ago, and now University of Innsbruck scientists have created it in a new two-dimensional form.

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Dark matter should be all around us, but the stuff is frustratingly elusive. Now physicists at NIST have developed a new sensor that could help us detect certain hypothetical dark matter particles, using a two-dimensional quantum crystal.

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Physicists have outlined a relatively simple new way to create antimatter, by firing two lasers at each other to reproduce the conditions near a neutron star, converting light into matter and antimatter. Doing so could unlock cosmological mysteries.

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Researchers at ETH Zurich have created a crystal made entirely of electrons. The structures have been theorized for decades, but this marks the first time they’ve been experimentally confirmed in the lab.

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