A network of Earth's best clocks will be synchronised with the most accurate one ever sent into space. But the device has a ...

How does GPS work without an atomic clock? Explore the ingenious techniques that enable precise location tracking. #GPS ...

North Korea has major ambitions as a nuclear power and keeps building better missiles. So how long would it take for a North ...

Along with researching gravitational waves, Holz heads the Science and Security Board at the Bulletin of Atomic Scientists ...

A revolutionary timekeeping breakthrough could be on the horizon as scientists explore the thorium-229 nuclear optical clock, an innovation that may surpass today’s atomic clocks. By manipulating ...

A new study shows that electron spins—tiny magnetic properties of atoms that can store information—can be protected from ...

NASA's SpaceX 32nd commercial resupply services mission, scheduled to lift off from the agency's Kennedy Space Center in ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

My grandfather J. Robert Oppenheimer shared the first principle of nuclear weapons: The only safety from them is in cooperation. Trump agrees.

Quantum clock maker QuantX Labs is preparing to launch a key component of its optical atomic clock into space for the first ...

Determining the passage of time in our world of ticking clocks and oscillating pendulums is a simple case of counting the ...