JILA strontium atomic clock sets new records in both precision and stability

Heralding a new age of terrific timekeeping, a research group led by a National Institute of Standards and Technology (NIST) physicist has unveiled an experimental strontium atomic clock that has set new world records for both precision and stability-- key metrics for the performance of a clock.

Robot is based on leaping lizards

Biologists and engineers at the University of California, Berkeley, are working on leaping robots based on dinosaurs and lizards.