Onurbydrah

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Aux origines des objets mathématiques - Podcast Science - ISSN 2271-670X

Histoire de lancer la discussion, une question stupide : Est-ce que vous voyez bien ce que veut dire « 27 » ? (j’ai fait exprès de ne pas prendre 42, …

Que se passe-t-il quand on tombe dans un trou noir ? (ou le problème du firewall)

Cela fait un moment que je n’ai pas écrit de billet de physique théorique qui pique. Ça tombe bien : je vais pouvoir vous parler de ce paradoxe qui, …

How A Black Hole Sleeps

It ate a bunch of stellar gas and now it needs a nap.<p>Think of black holes as bottomless devouring machines? Not so much, it turns out: the black hole at the center of the Sculptor galaxy, about 13 million light years away, is currently taking a wee little napsy.<p>We first spied this black hole about …

Le théorème d’incomplétude de Gödel

C’est en cours de philo que j’en ai entendu parler pour la première fois ! Notre prof nous faisait un cours sur la logique et ses fondements, et …

1+2+3+4+5+6+7+… = -1/12 !

Les mathématiciens sont parfois un peu fêlés. En tout cas ils aiment bien essayer de repousser les limites de notre compréhension, quitte à défier le …

Emulation en JavaScript

Poursuivant ma quête de pages web capables de faire tourner des programmes antédiluviens ou de petites créations vite faites sur le gaz, je suis …

Soyuz Crew Sets Record For Fastest Trip To International Space Station

How'd they do it?<p>The crew of Expedition 36 aboard the Soyuz TMA-09M set a record for the fastest trip ever to the International Space Station. From launch to docking, the trip took 5 hours and 39 minutes. That's six minutes faster than the previous Soyuz that used the new "fast track" four-orbit …

F-35 Joint Strike Fighter battles for future

The multi-billion-dollar jet has faced a turbulent birth, but it is not flying into clear air just yet.<p>The F-35 Lightning II, better known as the Joint Strike Fighter, is the world’s most expensive military weapons programme.<p>The stealthy fifth-generation fighter, built by Lockheed Martin, is …

Aviation

Pilotless passenger planes prepare for take-off

The gradual creep of technology could soon mean that aircraft no longer need a pilot at the controls.<p>It is a familiar part of flying. As you taxi towards the runway, a crackly voice is heard over the intercom. The pilot’s brief summary of the route, flight time, and weather conditions are designed …

Aviation

Aviation giants: Ten super-sized planes from history

Aircraft designers have always been striving to build bigger and bigger planes – and some of their creations have tested man’s ability to fly to the very limit.<p>Since the dawn of flight, the desire to build bigger and bigger aircraft has been a constant – and resulted in a string of ever-increasing …

Aviation

Achat de drones américains : le PDG de Dassault Aviation ne comprend pas

Eric Trappier a souligné que les industriels européens disposent de la technologie et attendent toujours le lancement d'un programme européen.<p>L'achat …

404 Error

The page you requested could not be found. This is either because:<p>There is an error in the URL you have entered into your browser. Please check and …

G-EGVO Falcon 900EX TAG Aviation (UK) Ltd

Another Big Milestone For The X-47B: Its First Touch And Go Landing

The Navy's unmanned, autonomous combat jet demonstrator continues to successfully pass milestones for unmanned aviation<p>The Navy's unmanned and autonomous X-47B continues to hit new milestones. Less than a week after completing its first catapult launch from a carrier deck last Tuesday the Unmanned …