Shuttle vs Soyuz vs Dragon - Rocket Science with professor Geraint Lewis (196)
2020 is a milestone in space travel. The International Space Station received astronauts from a privately owned mission. So how do the USA's shuttle, Russia's Soyuz and Musk's Dragon stack up ? Doctor Karl and Professor Geraint Lewis review the modern history of human space flight.\xa0 \xa0 \xa0
http://www.physics.usyd.edu.au/~gfl/
http://drkarl.com