Like real gold and Fool’s gold. But what if my sample has several different types of elements and compounds all mixed together? Matter can also be classified as a mixture. Mixtures can either be ...

Matter is made up of small particles called atoms. Atoms can exist on their own or together as molecules. Atoms are very small and around 100,000,000 of them end to end would measure 1 centimetre.

“Particles aren’t just these fundamental things,” Hazzard noted. “They’re also important in describing materials.” By modeling condensed matter systems, they showed how paraparticles ...