MACIV nodes: an exceptional seismological network on the volcanoes of the Massif Central
As part of the MACIV project, funded by the French National Research Agency (ANR), a team of scientists deployed the largest mobile seismological network ever installed by a university team […]
Analysis of the surface propagation of the 2025 Mandalay earthquake made possible by a single surveillance camera!
A team of scientists from several CNRS laboratories has just carried out a precise analysis of the source of the Mandalay earthquake of March 28, 2025 (Mw 7.7) using images […]
Deep long-period earthquakes discovered beneath Massif Central volcanoes
A recent study published in Geophysical Research Letters reveals atypical seismic signals beneath the volcanoes of the Massif Central. These signals, combined with the active presence of magma at depth, […]
Ganymede and Callisto: frozen destinies with divergent origins
Two icy moons of Jupiter, although similar in size and proximity, have radically different internal structures. A new study suggests that this dichotomy has its origins in their formation, challenging […]
Dawn Mission: two hypotheses on the origin of asteroid Vesta
A study published in Nature Astronomy reveals two hypotheses about the complex origin and structure of Vesta, the second largest body in the asteroid belt between Mars and Jupiter. Vesta, […]
The contribution of sandy beaches to the oceanic silica cycle
Wave action at the coast significantly increases the dissolution rate of quartz grains on sandy beaches. By combining laboratory experiments and satellite observations, the global flow of silica to the […]
BepiColombo rediscovers Mercury’s electrons, 50 years after Mariner 10
A technological leap towards Mercury: BepiColombo reveals the dynamics of electrons in the magnetosphere of the planet closest to the Sun. Mercury, the smallest planet in the solar system, is […]
Is the magnetosphere of Jupiter more energetic in the Juno era?
Ganymede, the only magnetized moon in our Solar System, orbits deep inside the giant magnetosphere of Jupiter where it interacts with the temporally and spatially variable magnetized disk of plasma […]
At Lacq, injection of industrial wastewater identified as the main cause of earthquakes
Each year, numerous earthquakes are detected in the Lacq region of Pyrénées-Atlantiques, without the exact cause being clearly identified. An international study led by Jean Letort, a teacher-researcher at Toulouse […]
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