Chiang Ying-ying/AP

A team of physicists in Germany managed to create a time crystal that demonstrably lasts 40 minutes—10 million times longer than other known crystals—and could persist for even longer.
Deng Hua/Xinhua via Getty Images
Chiang Ying-ying/AP
A team of physicists in Germany managed to create a time crystal that demonstrably lasts 40 minutes—10 million times longer than other known crystals—and could persist for even longer.
Deng Hua/Xinhua via Getty Images