News and Updates

Displaying 1 - 14 of 14

Color-enhanced photo of Mars shows the planet with patches of orange and brown.

What Time Is It on Mars? NIST Physicists Have the Answer.

December 1, 2025

This calculation is necessary for future space navigation and communication networks.

New Atomic Fountain Clock Joins Elite Group That Keeps the World on Time

April 28, 2025

NIST scientists have published results establishing a new atomic clock, NIST-F4, as one of the world’s most accurate timekeepers.

Alejandra Collopy wears safety glasses as she works the lab. She is surrounded by various pieces of equipment and many hanging wires.

Spotlight: Alejandra Collopy and Atomic Clocks

January 13, 2025

NIST researcher Alejandra Collopy is working to add another piece of timely feedback to help our ensemble of clocks perform at their best 24/7.

What Time Is It on the Moon?

August 12, 2024

New lunar time proposal is a first step for Moon GPS.

A photo of the night sky with greenish lights on the right.

Spotlight: Geomagnetic Storm Creates Bright Northern Lights While Also Affecting NIST’s Cesium Clocks

May 21, 2024

Did you see the northern lights recently? NIST’s cesium fountain clocks did.

A sunset. Text reads: "Radio Station WWVH. Reception Report, 15.0 MHz. Serial #23818. Date 4/7/2023."

Spotlight: Disseminating Time Signals Far and Wide With NIST’s Radio Stations

January 31, 2024

There are dedicated, enthusiastic people in this world who have made a cause (and hobby) out of saying, “I heard that.” NIST is keenly aware. We’re talking...

NIST Recommends Steps to Boost Resilience of U.S. Timekeeping

November 29, 2021

The nation should bolster research and development of systems that distribute accurate time via fiber-optic cable and radio as part of the effort to back up GPS...

Cartoon with man standing on falling blue cube representing Earth, decorated with clumps of clock faces, with yellow sun at right.

NIST Atomic Clock Comparison Confirms Key Assumptions of ‘Einstein’s Elevator’

June 4, 2018

By comparing different types of remote atomic clocks, physicists at the National Institute of Standards and Technology (NIST) have performed the most accurate...

Man with gray hair standing beside computer with digital clock display

NIST’s Next-Generation Atomic Clocks May Support Official Timekeeping

November 16, 2017

For more than a decade, the National Institute of Standards and Technology (NIST) has been unveiling experimental next-generation atomic clocks. These clocks...

NIST and Navy Tests Suggest Telecom Networks Could Back Up GPS Time Signals

September 8, 2016

Precision time signals sent through the Global Positioning System (GPS) synchronize cellphone calls, time-stamp financial transactions, and support safe travel...

NIST's Internet Time Service Serves the World

March 8, 2016

The Internet Time Service operated by the National Institute of Standards and Technology (NIST) serves much of the Earth, with customers from around the globe...

NIST Enables Precision Time-stamping of Financial Transactions

December 10, 2014

NASDAQ, a leading stock exchange for technology markets, has announced the launch of a precision time-stamping service for tens of billions of dollars of...

O'Brian Named Director of NIST Boulder Laboratories

October 26, 2006

Thomas R. O'Brian, chief of the Time and Frequency Division at the National Institute of Standards and Technology (NIST), has been appointed director of the...

New Guide Is Timely for Radio Controlled Clocks, Watches

August 10, 2005

Got the correct time? Radio controlled clocks and watches that automatically synchronize to official U.S. time provided by the National Institute of Standards...

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