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ϟ HEADLINESChestnuts and ‘marrons’: the right fruit and the right kitchen techniquesA Luxembourg magazine Nov 6, 2026

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Female Ixodes ricinus tick on a dry stem, photographed in Germany.

Nature and environment · Nov 6, 2026Ticks: why a hedgerow and a forest do not tell the same story about riskAn INRAE and CNRS model examines ticks at the scale of the bocage. What it measures, its limitations and the precautions that remain useful in autumn.

Permafrost ice exposed by erosion on the bank of Birch Creek, Alaska.

Climate · Nov 6, 2026Arctic methane: why estimates are not yet telling the same storyThe AMPAC-Net review highlights a gap between two methods of estimating emissions. Understanding this difference means distinguishing stored carbon, released gases and measurements in the atmosphere.

Cross-section of a composter showing several layers of organic materials, illustrative photograph.

Nature and environment · Nov 6, 2026Compost and PFAS: what QualiAgro’s monitoring still needs to clarifyINRAE and Veolia are extending their cooperation on agricultural composts. The benefits for soils are documented; the fate of PFAS and microplastics requires separate monitoring.

The first Airbus A350 taking off in Toulouse, an archive photograph illustrating civil aviation.

Climate · Nov 6, 2026Aviation and climate: why changing fuel does not solve the whole equationA study compares aviation pathways with planetary boundaries. To understand its findings, we need to look at fuel life cycles, the resources used and traffic assumptions.

Aerial view of Heimdal Glacier and snow-covered terrain in eastern Greenland, illustrative photograph.

Climate · Nov 6, 2026In Greenland, a lake beneath the ice delays the release of meltwaterBeneath Flade Isblink, an invisible reservoir fills in summer and empties mainly in autumn. Satellites reveal why the date of melting alone is not enough to predict when water will arrive downstream.

Lentil soup served with bread and lemon, illustrative photograph.

Health · Nov 6, 2026Nutrition for older people: preserving appetite without normalising weight lossAn INRAE feature highlights the importance of enjoying food as we age. How to distinguish a smaller appetite from a risk of malnutrition and a situation that should be assessed.

Central library of UNAM in Mexico City, an illustrative photograph of Latin American higher education.

Education · Nov 6, 2026AI at university: in Latin America, use is outpacing the rulesA survey of 200 institutions highlights a gap between adoption and strategy. In education, using AI is not enough to prove its effectiveness.

An earthworm photographed in Plužna, Slovenia, illustrating soil fauna.

Nature and environment · Nov 6, 2026SolsVivants: understanding what organisms beneath our feet doThe CNRS-INRAE programme is starting with €9 million over five years. Its challenge: to link organisms and their interactions to how soils actually function.

Server racks in a BalticServers data centre, illustrative photograph.

Technology · Nov 6, 2026In Angers, Bull expands the factory set to build the next computing giantsBull’s new building is preparing for major European contracts. Behind the AI announcements lies an industrial chain of assembly, testing and delivery.

Three people talk in front of a board covered in mathematical formulae, illustrative photograph.

AI · Nov 6, 2026OpenAI and the ETH hypothesis: what the result claims, and what remains to be understoodOpenAI announces a refutation of the Exponential Time Hypothesis. The paper and the researchers’ letter help explain its significance, without confusing it with Ethereum.

The Palais de Justice in Paris, seen from the banks of the Seine

Politics · Nov 6, 2026Why can lawyers interpret the same law differently?The law leaves room for interpretation. The role of judges, the public prosecutor’s opinion and appeals to the Court of Cassation: useful distinctions for understanding the debate.

Examination room at University Medical Center in New Orleans, in 2019. Illustrative photograph.

Health · Nov 6, 2026Sensitivity after ejaculation: distinguishing recovery from painRecovery after orgasm does not account for every sensation. What medical references can help distinguish, and which signs should be examined.