E-Mail IMAGE: JILA's tweezer clock uses optical tweezers to confine and control many strontium atoms. (Full animation at http://www.kaltura.com/tiny/mted8.) view more Credit: NIST JILA physicists have boosted the signal power of their atomic "tweezer clock" and measured its performance in part for the first time, demonstrating high stability close to the best of the latest generation of atomic clocks. The unusual clock, which uses laser tweezers to trap, control and isolate atoms, offers unique possibilities for enhancing clock performance using the tricks of quantum physics as well as future applications in quantum information processing, quantum simulation, and measurement science.