Scientists demonstrate sustained operation of the world’s first self-regulating nuclear clock
A thorium-229 nuclear clock in Vienna ran for more than 24 hours without intervention, automatically correcting its laser…
NIST physicist spent 10 years chasing gravity’s ‘big G,’ and the sealed answer still did not line up
After 10 years of painstaking work, National Institute of Standards and Technology physicist Stephan Schlamminger has produced a…
Physicists use thorium-229 to power the world’s first working nuclear clock
A clock built from thorium-229 has crossed an important line, from a long-discussed concept to a working device.…