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Space
On 14 September, 2015, the international LIGO/Virgo collaboration detected the very first gravitational wave signal, a tiny distortion of spacetime predicted by Einstein, in this case produced by the merger of two black holes. The CNRS astrophysicist Marie-...
Article
11.03.2025
Why is the outermost part of the Sun's atmosphere, the corona, so much hotter than its surface? Ten years after formulating a hypothesis based on a numerical model, CNRS researchers have now used direct observations of the star's surface to confirm...
Article
10.09.2025
With large-scale observation campaigns, innovative data analysis methods and theoretical advances on all fronts, astrophysics and cosmology are entering a high-precision era with the potential to unravel many of the unsolved mysteries of the Universe....
Article
09.12.2025
During his “miraculous year” 120 years ago, Albert Einstein explained the photoelectric effect, laying the foundations of quantum mechanics. The historian of science Christian Bracco provides an insight.
Article
07.09.2025
Article
02.11.2016
The general theory of relativity predicted the existence of gravitational waves, distortions in the fabric of space-time that propagate through the Universe. What exactly are they and how were they...
Opinion
02.04.2016
The scientific world is in turmoil, our Solar System could have a new ninth planet. Historian of science at the CNRS, Denis Guthleben revisits this announcement in light of the recent, and not so...
01.11.2016
A century after Einstein published his theory of general relativity, one of its most disturbing predictions remains intriguing: to what extent does the proximity of massive bodies such as planets,...