News room

27 June 2019

Observatories, Press, Research

Earthquakes and volcanoes in Mayotte: conclusions of the second oceanographic campaign

A scientific team took part in a second oceanographic campaign entitled "MAYOBS2", from June 11th to 17th, 2019.

17 June 2019

Press, Research

Cassini gradually lifts the veil on Saturn's rings

NASA's Cassini probe, which orbited Saturn from 2004 to 2017, changed its trajectory during the final phase of its mission. Its objective? To carry ou...

07 June 2019

Observatories, Press, Research

Very long-period and ultra-long-period seismic signals detected before and during the formation of the Dolomieu caldera on Reunion Island in 2007

Caldera collapses (giant circular or elliptical volcanic craters formed by the emptying of the magma chamber) are rare phenomena. Only seven have occu...

24 May 2019

Press, Research

Martian seismic data now available to all

The first data from the SEIS seismometer, part of NASA's InSight mission, will be made available to the scientific community and the public from this ...

23 May 2019

Press, Research

Mars rheology and thermal history revealed by the orbital evolution of its satellite Phobos

Unlike its surface, which we now know relatively well, details of Mars' internal structure and evolution are still poorly understood. Evidence of rece...

20 May 2019

Awards and Distinctions, Institute Life, Press, Research

Zuheir Altamimi elected President of the International Association of Geodesy 2019 - 2023

Zuheir Altamimi, IGN Research Director at the Institut de Physique du Globe de Paris, and his team are responsible for producing th...

17 May 2019

Awards and Distinctions, Institute Life, Press, Research

Patrick Allard elected President of IAVCEI

Patrick Allard, emeritus CNRS research director in the Volcanic Systems team at the IPGP, has been elected president of the IAVCEI(I...

16 May 2019

General public, Observatories, Press, Research

Discovery of the birth of a new underwater volcano to the east of Mayotte

Interministerial press release - Discovery of the birth of a new underwater volcano to the east of Mayotte: improving our knowledge and preventing ris...

15 May 2019

Observatories, Press, Research

MAYOBS sea campaign following the seismo-volcanic crisis in Mayotte

Deployment of OBS and acquisition of marine geophysical data to observe and monitor the seismo-volcanic crisis in Mayotte.

24 April 2019

Press, Research

Observation of early signals of disruption of the Earth's gravity field linked to multiple earthquakes

These new observations of gravity disturbances, preceding seismic waves, confirm the potential of these signals for earthquake early warning systems.

23 April 2019

Press, Research

Geomagnetic tremors finally reproduced and explained

The Earth's magnetic field experiences unpredictable, rapid and intense anomalies known as geomagnetic jolts. The mechanisms behind these phenomena re...

20 April 2019

General public, Observatories, Press, Research

The SEIS seismometer on the InSight mission detects the first marsquake!

Le 19 décembre 2018, l’atterrisseur de la NASA, InSight, déposait le sismomètre français, SEIS sur la surface de Mars. Le 6 avril 2019, 128ème jour ma...

17 April 2019

Press, Research

Glacial earthquakes in Greenland trace the history of polar cap mass loss

Rising temperatures in recent decades have accelerated the melting of the polar ice caps. By discharging ice in the form of meltwater or icebergs into...

15 April 2019

Press, Research

Isotopically labeled nanoparticles: towards a better understanding of contamination mechanisms in aquatic environments

Manufactured nanoparticles (MNPs) are used in many everyday consumer products, thanks to their exceptional chemical, optical, magnetic or mechanical p...

02 April 2019

Press, Research

Equilibrium density of irradiated silica

Silica or silicon dioxide (SiO2) is one of the main constituents (60%) of the earth's crust in the form of sand or rock. A transparent material in the...