Change in Time – Researchers Want to Redefine the "Second"

actu.fr

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The International Bureau of Weights and Measures (IBPM) Convention has decided to review the definition of the second by 2030, with real effects on science.

Westfalenpost

Hamburger Abendblatt

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Thüringer Allgemeine

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Ostthüringer Zeitung

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wr.de

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ikz-online.de

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braunschweiger-zeitung.de

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The World Council for Measurement and Weight is planning a revolution: the second is to be redefined and adapted to the Earth's rotation.

franceinfo.fr

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This international body, which met from Tuesday to Thursday in Versailles as every four years, was created at the end of the 19th century to define the main directions of metrology, that is, the science of measurement.

scinexx.de

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The second is to be determined even more precisely by optical atomic clocks in the future. An international roadmap provides for the decision on a new definition for 2030 at the earliest. Much earlier the previous correction of world time by switching seconds could be omitted, because even a single additional or missing second can interfere with digital systems. Versailles (France). Whoever measures a second uses [...] The article World Council …

Numerama

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The General Conference of Weights and Measures meets in Versailles until Thursday, October 15th. On the programme, the future definition of the second, which metrologists want to review by 2030. A perspective opened by optical clocks, up to 100 times more precise than cesium clocks. Tic, tac...