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OpenAI and Google’s TPUs: diversification is also a software challengeThe press has reported a plan to buy Google chips. An OpenAI job listing, meanwhile, reveals a very concrete project: adapting its models to another computing architecture.
Award-winning croissants and galettes: what competitions reveal about laminationTwo bakers from Hauts-de-France have been recognised for their precision. Layers of butter, fermentation and consistency: the keys to a successful product go beyond appearance alone.
Xiaozhai Tiankeng: understanding China’s sinkhole and its forestsAt Xiaozhai, the sinkhole reaches a depth of 662 metres, depending on the point of measurement. This spectacular landscape has long been known; research into tiankengs sheds light on the links between landforms, water and living things.
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.
Pierre Rosenberg at the Louvre: what a museum chooses to show usExpanding galleries, enriching collections, opening the museum to other arts: Pierre Rosenberg’s tenure sheds light on the decisions that shape what visitors see.
Upgredient: 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.
Why do we enjoy being scared at the cinema? The thrill is about more than a jump scareA noise, a moment of anticipation, a danger we know is fictional: horror films play on several levels. Research sheds light on this particular pleasure without suggesting it is universal.
An ultrasound tube guides matter through the air: what the Helsinki prototype demonstratesEight centimetres, 256 emitters and 50 watts: a prototype guides matter without a wall. Its potential and the steps still needed before industrial use.
Perec at the BnF: how a rule can open up an entire novelA missing letter, a puzzle-like building and variations: keys to understanding Perec’s choices and getting ready for the BnF exhibition, on until 14 February 2027.
Retreating glaciers: what a map cannot tell a walkerMaps record the retreat of glaciers, but do not describe conditions on the day. From measuring climate change to unstable terrain and route planning, here are the key distinctions to bear in mind.
AI agents: what open standards allow you to keepThe AAIF welcomes four projects to make agents more portable. Methods, models, testing and security: here’s what can travel, and what still needs checking.
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.