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Matter
In August 2025, the Geneva Summit on plastic pollution once again failed to reach agreement on an international treaty, due in particular to a lack of consensus over recycling and its limits. This issue was the subject of a recent collective scientific...
Article
10.27.2025
The early 20th-century artist Robert Delaunay began painting at a pivotal moment in art history, namely during the chemical industry revolution, when the number of pigments available on the market increased. Today scientists are trying to solve the mystery of...
Slideshow
07.17.2025
Sand patches dot beaches and deserts, but their origin remains an enigma. Using measurements taken in the desert, physicists have created a model that explains how they form, with a few surprises into the bargain.
Article
07.07.2025
The metabolism of astronauts, the behaviour of plants, the reactions of living beings to radiation and of foams to weightlessness… The International Space Station does not only observe Space, as evidenced by the following four experiments.
Article
03.26.2025
03.19.2025
How to measure the dislocation of ice floes, the immense expanses of ice floating in polar seas? Easy! Create a model of the ice pack, find the best way to shake it, and watch as it breaks under the...
01.29.2025
Based in Namibia, the H.E.S.S. telescope array monitors the showers of particles produced when the highest-energy cosmic rays ever observed in the Universe impact the Earth's atmosphere.
Article
01.14.2025
Light, soft, resistant, deformable, and sometimes tacky, knitted fabric is not just an everyday object, it is also a metamaterial whose extraordinary properties are of great interest to physicists.