He worked to develop an atomic clock that is essential to global positioning systems and helped confirm a rare state of ...

On this week’s “More To The Story,” Daniel Holz from the Bulletin of the Atomic Scientists discusses why the hands of the ...

As the standoff intensifies, Rubio’s message highlights US support for the IAEA’s role and raises alarm over potential threats to its personnel in Iran.

In this interview, Ian Stewart, executive director of the James Martin Center for Nonproliferation Studies in Washington, DC, says that, in the aftermath of the bombing of Iranian nuclear facilities, ...

Fire alarm causes ground stop & delays flights at Albuquerque Sunport Melania Trump's visa questioned in congressional hearing You can’t remember being a baby for a reason, new study finds Watch ...

Thanks to a speed-up of Earth's rotation, the length of the astronomical day and the length of the clock day aren't quite matching up. Eventually, international timekeepers may need to subtract a ...

Quantum sensing specialist Aquark Technologies has completed a second trial of its AQlock atomic clock system, facilitated by the Disruptive Capabilities and Technologies Office (DCTO) of the UK Royal ...

Iran's Fordow nuclear facility, buried under rock, represents a critical threat that only U.S. bunker-busting capabilities can neutralize as Tehran nears weapons-grade uranium.

High-performance atomic clocks provide the foundation for precise time measurement. Common high-performance atomic clocks in time-keeping laboratories include hydrogen masers and cesium atomic clocks.

An air-launched tactical nuclear weapon capability would not address short-term security concerns of the United Kingdom and Europe.

The frequency stability of an atomic fountain clock was significantly improved by employing an ultra-stable local oscillator and increasing the number of atoms ...