A clock based on radioactive thorium atoms realises a long-held ambition, demonstrating a technology that could eventually ...

First dreamed up decades ago, the world's first nuclear clocks are set to improve quickly, becoming more precise and aiding ...

Nailing the basics.

A cast silicone membrane forms the face of the clock [top], while behind it sits 3D-printed millifluidic blocks [middle rows] ...

Aging is a complex process, and precisely measuring how the human body declines has long been a challenge. Two people of the same chronological age can have very different health trajectories.

Microchip Technology has expanded its Tuscaloosa plant to meet growing demand for its precision timing systems. The facility produces hydrogen masers, which are atomic clocks used in cell networks, ...

Gen Z is living the high life — on the job. A growing share of Zoomers — the generation aged 14 to 29 — report they’re turning to pot, booze and pills to get through the workday, sometimes before it ...

Digital clock projects have been with us since the 1970s, when affordable LEDs and integrated circuits became available. In 2026 most of them use a microcontroller, but for the AliExpress fans there’s ...

In January 2026, the Department of State imposed visa restrictions on five European officials involved in drafting the EU Digital Markets Act (DMA) and Digital Services Act (DSA), an escalation in the ...

Editor’s Note: Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and ...

People say it every day without thinking ― "two o'clock," "six o'clock," "eight o'clock sharp." But what is the purpose of that little "o" and apostrophe? Is it short for something? Why do we only use ...