“Intrikation: A Portrait of Pierre Binetruy”

On the occasion of the Pierre Binetruy Conference to be held on May 3 and 4, 2018 at the Buffon Amphitheater, the film  will be screened. This film was made thanks to the testimonies of many researchers, colleagues and friends of Pierre. It will be available with English subtitles.    .  . To see the program of the day and […]

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A new look at dark matter

. The DarkSide collaboration announced on February 21, 2018, at the “UCLA Dark Matter 2018” conference in Los Angeles, the best exclusion limit in the search for low-mass dark matter. This result was achieved with the DarkSide-50 detector, which uses a very weak radioactive argon target and is installed at LNGS (Gran Sasso Underground Laboratory, Italy). The contributions of the […]

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In memoriam Natacha Combier

It was with great sadness that we learned of the death of Natacha Combier on February 7th. Natacha was the first project leader of IGOSat, a nanosatellite student. Coming out of Supélec, with stars in her eyes and feet firmly on Earth, Natacha wanted to make satellites. The petulance of her eyes, her passion and her intelligence quickly convinced us […]

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MICROSCOPE satellite test of general relativity: No deviations from the equivalence principle at the 10⁻¹⁴ level

While the best measure of the principle of equivalence had not been exceeded for 10 years, the first results of the CNES MICROSCOPE satellite, equipped with ONERA accelerometers, make it possible today to be 10 times better. They demonstrate, with unparalleled precision, 2.10-14, that bodies fall into emptiness with the same acceleration. The principle of equivalence remains at this unshakable […]

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