'A City on Mars' is Elon Musk's Ultimate Goal Enabled by Rocket Reuse Technology

Elon Musk's dream and ultimate goal of establishing a permanent human presence on the Red Planet in the form of "A City on Mars" took a gigantic step forward with the game changing rocket landing and recovery technology vividly demonstrated by his firm's Falcon 9 booster this past Monday, Dec. 21 - following a successful blastoff from the Florida space coast just minutes earlier on the first SpaceX launch since a catastrophic mid-air calamity six months ago. "I think this was a critical step alo...