The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

James is a published author with four pop-history and science books to his name. He specializes in history, strange science, ...

The Atomic Clock Ensemble in Space will “redefine how we measure time,” according to the European Space Agency, which developed it. It will transmit the most accurate time signal ever from ...

The spectacular detonation, televised to a nationwide audience for the first time in history ... suffered by 120 paratroopers making the first atomic parachute jump in history, not a single ...

This leap in precision will allow scientists to test time dilation like never before ... At the heart of the mission are two advanced atomic clocks. One is PHARAO (Projet d’Horloge Atomique ...

WHAT WILL THE ATOMIC CLOCKS DO IN SPACE? One of ACES’s primary scientific goals is to test Einstein’s theory of general relativity by measuring gravitational time dilation with unprecedented precision ...

Moments after his inauguration on January 20, President Donald Trump signed an executive order titled “Ending the Weaponization of the Federal Government,” after which he began a sustained assault on ...

This precision will allow tests of time dilation with the highest precision yet ... PHARAO (Projet d’Horloge Atomique à Refroidissement d’Atomes en Orbite), a cesium atomic clock that is similar to ...