SpaceX will be unveiling their manned version of the SpaceX Dragon tonight. The Dragon V2 has been designed to transport live human cargo to and from the International Space Station (ISS), making it the second craft to taxi men and women to the station since the retirement of NASA's shuttle program in 2011. The Dragon Version 2 (V2) is a manned rendition of the SpaceX Dragon cargo capsules, which have been delivering supplies to the ISS since 2012. According to reports, the third unmanned Dragon cargo flight launched in April and returned to Earth earlier this month as part of...