Scientists Are at War Over the Discovery of the 'Holy Grail' of Physics, Metallic Hydrogen

A few weeks ago, inside a Massachusetts lab, a tiny speck of silver reflected lights and made headlines around the world: metallic hydrogen, a long-theorized state of matter, had finally been crushed into existence between diamond anvils. The synthesis, which occurred at extraordinary pressures, turned an elemental gas into a glimmering solid and — after the study was promptly published and publicized by Science — catapulted Harvard physicist...
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