After 15 years of silence, Cape Town's historic City Hall clock has been restored, bringing back its iconic chimes and symbolising civic pride and heritage.

NIST’s ion clock claims record for ‘most accurate in the world’ 23 Jul 2025 In the latest wave of optical atomic clocks, it is accurate to 19 decimal places.

The clock was removed in March for repairs to restore its bells and chime mechanisms. Originally installed in City Hall in 1905, it was manufactured by UK clockmaker JB Joyce & Co, who also built ...

Macquarie University narrows laser linewidth for quantum computing, atomic clocks 23 Jul 2025 Technique based on Raman scattering improves on current methods of purifying laser spectrum.

A new microscope allows scientists to watch electrons shake graphene’s atoms in real time, revealing something called ...

Many narrators continue to portray Oppenheimer as the father of the atomic bomb. But crediting him was part of a strategy to make nuclear weapons look like an unambiguous force of good—not of evil.

Physicists at Osnabrück University have examined individual water molecules on the calcite surface in more detail. Their findings, published in the journal ACS Nano, are relevant for climate and ...

Earth is spinning faster this summer, making the days marginally shorter and attracting the attention of scientists and timekeepers. But these days are not ‘short’ in terms of how many ...

News World News Science Why Earth is spinning faster than usual - and today is the 2nd-shortest day in history Earth's spin has been mysteriously speeding up for years, making July 22 one of the ...

To contend with accidental undersea cable breaks and possible sabotage, the United States and allies must expand their repair infrastructure.