Jefferson Lab's Compton polarimeter laser system, used to measure the parallel spin of electrons, is aligned during the Calcium Radius Experiment at Jefferson Lab. NEWPORT NEWS, VA – Scientists are ...

Earlier this week, I spent a long, long day—from 5:30 a.m. until 8:20 p.m.—as a poll worker. As always, I came home exhausted, feeling virtuous, civic-minded, and happy. I always have a great time.

Nuclear physicists have shattered a nearly 30-year-old record for precision in electron beam polarimetry. The groundbreaking result sets the stage for high-profile experiments that could open the door ...