Buzz Aldrin – Why we should go to and colonize Mars

The second man on the moon hopes that the new Buzz Aldrin Space Institute at Florida Tech will help advance his plan to colonize Mars in 25 years. Aldrin has long advocated sending people to Mars, including in a 2013 book “Mission To Mars.” I spoke to Aldrin about his plan and his book in this interview, recorded June 10, 2013.