Notre invité de la semaine, Julien Stervinou nous parle de la science des matériaux composites et nous fait rêver avec le projet Greenelis, l'avion propre du futur.
Apollo 11 Onboard Audio Highlights. You're in a spacecraft, descending to land on the moon for the first time in history, and the microphone to Earth is off. What do you say?
Dr John Olson from Nasa's headquarters in Washington DC tells Andy Duckworth about the agency's plans for the moon, Mars and one-way tickets into space.
