My first question was, “What is a time crystal?” Harvard graduate students Soonwon Choi, Joonhee Choi and postdoctoral researcher Renate Landig all started laughing. “That’s a very good question,” said Soonwon. The time crystal’s silly science fiction name shrouds its deep quantum mechanical nuance. Sometimes a name…
Source: Gizmodo – Scientists Finally Observed Time Crystals—But What the Hell Are They?