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Atomic 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.
La Mort devant soi: Rose-Marie Lagrave turns old age into an investigationAn introduction to Rose-Marie Lagrave’s autobiographical investigation into old age, dependency and care relationships, based on an extract and the contents page.
In Italy, young people face a paradox: fewer in number, yet still disadvantagedRecord-low births, insecure jobs and graduate departures: Istat and OECD figures for 2026 explain why young people’s future is a national issue.
France in 2050: ageing, climate and the choices to make todayBy 2050, 16.5% of people in France could be aged 75 or over, while climate adaptation is being prepared on a trajectory of +2.7 °C. The report « France 2035, France 2050 » sets out the trade-offs ahead.
After the menopause, the ovaries remain a tissue undergoing changeOvulation stops, but ovarian tissue continues to change.
Creatine: what science confirms for muscles, and what remains uncertain for the brainStrength, intense exercise, memory: not all the effects attributed to creatine are supported by the same level of evidence. A look at the views of the NIH and EFSA, and European rules.
Maury: what fortification changes in a natural sweet wineThe appellation, recognised in 1936, celebrates its 90th anniversary. Fortification, grape sugar and ageing help explain its sweet wines and distinguish them from dry reds.