future timeline technology singularity humanity



19th May 2013

Could we be traveling to Mars within 20 years?

As featured on our timeline, NASA has plans for a manned mission to Mars by 2033. In this video, CNN's Brooke Baldwin discusses space travel to Mars with astronaut Buzz Aldrin, the second man to walk on the Moon's surface. His new book, Mission to Mars: My Vision for Space Exploration, was published this month.



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