The publication contributed the article to Space.com's Expert ... Many films and books have turned their attention to these ethical questions. Interplanetary colonization was once the stuff ...

Because of all the terrible behaviour that came out of the colonization ... reproductive rights in space? This felt like one of the most futuristic topics in the book because nobody’s saying ...

However, the most realistic depiction that I’ve ever seen about Mars being colonized comes not from a book about colonization ... humanity’s presence into space, either for a foothold to ...

To be sure, time and expense might be reduced by building space elevators and (should the laws of physics permit) taking advantage of handy wormholes. But the lesson of Zheng He remains ...