Steadying the hands of time
ALBUQUERQUE, N.M. — All clocks are ticking down to an argument about the time. Imperceptibly, they gain or lose fractions of a second. Gradually, they...
The mother of all motion sensors
Sandia National Laboratories scientist Jongmin Lee, left, prepares a rubidium cold-atom cell for an atom interferometry experiment while scientists Ashok Kodigala, right, and Michael Gehl...