A Dragon visits the ISS

ELON MUSK'S AMBITION to launch people into orbit around Earth took another step forward on March 3rd. That was when a Crew Dragon space capsule, built by Mr Musk's company, SpaceX, docked successfully with the International Space Station (ISS). Crew Dragon is the human-capable version of a craft SpaceX has been sending to the ISS for the past seven years as a supply truck. On this flight the capsule had a dummy on board (as well as supplies for the station). Later in the year, if all goes accord...