Red light stop: The experiment uses multiple frequencies of light to cool the CaOH atoms to a fraction of a degree above absolute zero. (Courtesy: John Doyle) Physicists in the US have created ...

Power of three: Schematic image showing ultracold triatomic molecules forming by associating diatomic molecules and atoms. (Courtesy: Bo Zhao/USTC) Researchers in China have found strong evidence of ...

After firing the lasers and bombarding the molecules with light, the scientists gathered around the camera to check the results. By seeing how far these cold molecules expanded they would know almost ...