The only sample of metallic hydrogen on Earth has vanished

https://www.extremetech.com/wp-content/uploads/2017/02/MetallicHydrogen-640x353.jpg 640w, https://www.extremetech.com/wp-content/uploads/2017/02/MetallicHydrogen-106x59.jpg 106w, https://www.extremetech.com/wp-content/uploads/2017/02/MetallicHydrogen.jpg 672w" sizes="(max-width: 300px) 100vw, 300px" /> Missing: One sample of metallic hydrogen. If found, please call Harvard. The post The only sample of metallic hydrogen on Earth has vanished appeared first on ExtremeTech.