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A person walks across parched, cracked ground in Russia, illustrative photograph from 2018.Health · Oct 27, 2026Heatwave: why the body becomes exhausted when nights stay hotSweating, humidity, the heart and kidneys: understanding the body’s limits in prolonged heat and MeteoLux’s new alert system.A person dressed warmly walks along a lit path in the snow.Health · Oct 27, 2026Why the cold can make you need to urinate more oftenVasoconstriction, the kidneys, vasopressin: cold-induced diuresis has several mechanisms. It should not obscure other causes of frequent urination.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.Close-up of a one-euro coin, showing an engraved star.Finance · Oct 26, 2026Household savings: what the €6,551 billion in investments representsFinancial wealth is a stock, while new investments are a flow. This distinction helps put proposals to channel savings into perspective.White roofs in the background of a group of Parisian buildings.Innovation · Oct 26, 2026White roofs: what reflective paint can change in a buildingA light-coloured coating can limit the heat build-up on a roof. Its effect indoors also depends on the climate, insulation and the building.Inside the drum of a washing machine.Environment · Oct 26, 2026Textile microfibres: how our clothes make their way into waterwaysWashing synthetic materials releases tiny fibres. Limiting them requires action on clothing, its care and wastewater treatment.A person sitting at a computer places a hand on their lower back.Health · Oct 26, 2026Pain: what six million responses reveal about age and sexPain often increases fastest before the age of 55, without necessarily peaking then. A global study distinguishes patterns by body area and sex.A jellyfish with purple patterns stands out against the blue water of an aquarium.Nature and environment · Oct 26, 2026Winter time: beneath the sea, animals follow different clocksOur clocks change, but the ocean does not. Yet fish, plankton and corals set their activity by the light, the tides, the Moon and the seasons.Four pieces of white sugar, one resting on a spoon, against a black background.Health · Oct 25, 2026Sugar and antibiotics: what a study of transplant patients showsHigher sugar consumption was associated with lower bacterial diversity while taking antibiotics. This finding in patients with blood cancer calls for clinical trials.Pink bell-shaped flowers of winter heather, Erica carnea.Lifestyle · Oct 25, 2026All Saints’ Day: choosing a pot plant beyond chrysanthemumsPansies, cyclamens or heathers: the plant’s precise name, its resistance to frost and its flowering season all help you choose a pot plant you can look after.Aerial view of a wind turbine above fields in Lower Saxony, illustrative photograph.Nature and environment · Oct 25, 2026Wind turbines and bats: what nocturnal curtailment really provesFrench wind farms show a sharp fall in mortality after targeted shutdowns. Another study involving Luxembourg simulates their energy cost: the two sets of results do not measure the same thing.The Sûre in flood at Diekirch on 15 July 2021, archive photographClimate · Oct 21, 2026Flooding: preparing for autumn in LuxembourgThe inondations.lu portal has been revamped after a dry summer. Forecasts, maps and building protection address different needs.
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