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2025

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Registration Open for 2025 JCTLM Meeting and Workshop

Registration is now open for the JCTLM's biennial Members’ and Stakeholders’ Meeting and Workshop, to be held on 1–2 December 2025 at the BIPM.

The BIPM’s UTC Summer School Brings UTC Training Back to Sèvres

The BIPM UTC Summer School, held this week and hosted in Sèvres, brought together participants from around the world for three days of expert-led training and technical exchange.

BIPM150 Poster Session: Collaborative Metrology for a Greener Asia-Pacific Future

Learn about one of nine posters selected for #BIPM150: Dr Oijai Ongrai presents“Collaborative metrology efforts for sustainable energy solutions in the Asia-Pacific.”

Measuring Accurately for Clean Air and Blue Skies

In the lead-up to the International Day for Clean Air for Blue Skies on 7 September, learn how the science of measurement underpins efforts to monitor and improve air quality around the world.

BIPM150 Interview: Nobel Laureate Prof. William Phillips on Optical Clocks and the Next SI Second

Follow along as Professor William Phillips (Nobel Prize in Physics, 1997) speaks to the BIPM about optical clocks and the implications of redefining the second.

BIPM150 Poster Session: Exploring Perceptual Metrology for the Future of Well-Being

Learn about one of nine posters selected for #BIPM150: Mr Cristhian Paredes presents“Perceptual Metrology: A Future Frontier in Human Well-Being.”

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