
Patrick Bialès
517 posts






Werner Heisenberg’s PhD defense in 1923 at the University of Munich was nearly a disaster. His written thesis had focused mostly on hydrodynamics, leaving him weak on experimental knowledge. During the oral exam, he stumbled badly on practical questions, like how a storage battery worked or the resolving power of a microscope. His examiners, especially Wilhelm Wien, were appalled at his lack of lab skills. Arnold Sommerfeld, his mentor, had to intervene, arguing that while Heisenberg was hopeless with equipment, his theoretical talent was extraordinary. In the end, he scraped through — barely passing — in what became one of the most awkward defenses in physics history.









The share of 12th graders who have ever consumed alcohol has fallen by 92% to 47% in the past 5 decades. Follow: @AFpost




Sans bornes de recharge sur les grands axes routiers, pas de passage massif à l'électrique possible. Le Premier ministre l’a annoncé la semaine dernière : nous allons renforcer les aides à la location longue durée et à l’achat de véhicules électriques. Pour permettre à chacun de rouler sans stress sur les trajets de longue et moyenne distance, nous allons accélérer le déploiement des bornes de recharge sur nos routes.






Rennes : une députée LFI milite contre l’expulsion de la famille d’un narcotrafiquant d’un HLM ow.ly/xslo106x50f


















