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ChatGPT at work in France: what requests to rewrite revealText revision tops the professional requests from France measured by OpenAI. A snapshot of usage that should be read in context: it measures neither the number of employees using the tool nor their productivity.
United States: what growth, employment and poverty say about the economy in 2026Growth remains positive and median income has risen. But these figures cover neither the same periods nor the same realities. Three official data series for understanding the US economy beyond a campaign verdict.
Most widely spoken languages: what a ranking really countsCounting a language learnt in childhood or one used at work produces different results. In Luxembourg, the census shows why the question being asked matters as much as the figure.
House sparrow: why its chirping is becoming rarer in some citiesEurope lost around half of its house sparrows between 1980 and 2017. What do these figures really tell us, and how should we interpret the counts from Luxembourg gardens in 2020 and 2025?
Working while at secondary school: what a Céreq survey revealsJobs after lessons, tiredness and academic achievement: a survey in three French regions sheds light on situations that often go unnoticed, without establishing a national rate.