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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.Wall cavities prepared for cellulose insulation in a new-build property in France in 2011, illustrative image.Environment · Nov 6, 2026Energy renovation: support at the heart of the dispute over energy-saving certificatesThe announced non-renewals affect several programmes. From equipment grants and household support to public-sector expertise, here is what is really at stake.Whole hazelnuts in a bowl on a wooden table, illustrative photograph.Innovation · Nov 1, 2026Upgredient: fermented oil cakes to replace some of the cocoaThe project developed by Les Kojiteurs turns hazelnut and sunflower co-products into an aromatic powder. It offers a possible option for sweet recipes, but should not yet be confused with chocolate ready to replace cocoa.Steve Jefferts and Tom Heavner beside the NIST-F2 atomic clock in the United States, in 2014.Basic science · Nov 1, 2026Atomic clocks: why our time depends on a networkThe alert over the clocks at the Paris Observatory highlights an essential infrastructure. The atomic second, world time and GPS: three concepts to distinguish.Close-up of a technician holding an opened phone and a battery in his workshop in Ghana in 2024, a photograph illustrating the repair of devices.Lifestyle · Oct 28, 2026European durability label: what an appliance is really guaranteed to doSince September 2026, a European label has highlighted certain commercial guarantees of more than two years. How does it differ from the legal guarantee and France’s durability index?Blue-lit server racks in a data centre. Photo taken in 2013 at BalticServers’ premises, unrelated to the Equinix site.Innovation · Oct 28, 2026Saint-Denis: how a data centre’s heat supplies a neighbourhoodIn Saint-Denis, waste heat from a data centre feeds into an urban heating network. How does the system work, what does it cost, and could it be replicated elsewhere?Electricity pylons and power lines in a field in Sainghin-en-Mélantois, France, illustrative photograph from 2023.Environment · Oct 26, 2026France exports electricity: is it really independent?With net exports of 92.3 TWh in 2025, France has set an electricity record. But its reliance on oil, gas and uranium tells a different story about dependence.Light and reflections beneath the surface of turquoise water.Books · Oct 26, 2026Guillaume Pitron: why the oceans are becoming a new arena for rivalryIn *Océans. Le nouveau partage du monde*, published on 14 October 2026, the journalist examines the scramble for undersea resources. The law of the sea and ecological risks shed light on what is at stake.Hands hold a black alarm clock above a bed.Health · Oct 26, 2026After the clock change in Luxembourg: getting back to a regular sleep routineSince 25 October, Luxembourg has switched back to winter time. Morning light, regular routines and precautions for the first few nights: practical pointers without false promises.Archive view of the Dommeldange district, rue du ChâteauSport · Oct 21, 2026Dommeldange: sport in transitionThe temporary sports hall keeps lessons going during construction. The swimming pool and triple sports hall are part of the future campus, scheduled to open for the start of the 2030 school year.NIST ytterbium atomic clock apparatus, 2013 archiveBasic science · Oct 20, 2026Clocks: comparing precisionA comparison of three atomic clocks in Boulder sheds light on preparations for a new definition of the second. Differences between measurements are part of the process.Tudor House in Rosport beneath a blue skyProfiles & stories · Oct 1, 2026Henri Tudor: the man who made electricity an everyday serviceFrom Rosport to Echternach, Henri Tudor refined electric accumulators before helping bring lighting to towns. The story of a Luxembourg inventor who became a European industrialist.
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