Wed, 10 August 2016
Robert Zubrin, founder and president of the Mars Society, replies to objections to the human settlement of Mars. |
Wed, 10 August 2016
Julie Borowski is closing in on 200,000 Facebook likes, thanks to her consistent output and quality content. She's learned a lot along the way about spreading the message, about weak points in the message, and about having a thick skin. |