TIME: Much of what you write about in the book involves the idea of “dispersal” as an evolutionary process that could dramatically change the human species. Describe what you mean by that. Scharf: ...

The experiment was failing. Nelly Ben Hayoun-Stépanian was in a cave in Spain, one outfitted to resemble the surface of a foreign planet, and she knew it was time to pull out. The goal had been to ...

Many believe we need to colonize space to get all of our eggs out of one basket, in case something should happen to Earth, but colonizing space might be the best way to protect and preserve our world.

Many are passionate about colonizing outer space. They argue that it can be "Plan B" to rescue earth, or a solution to depleting resources and human overpopulation, or a way to move polluting ...

Former President Barack Obama has expressed skepticism about the potential of space colonization to save Earth, slamming Tesla Inc. CEO and SpaceX founder Elon Musk and Blue Origin founder Jeff Bezos.

The commercial space industry has boomed in recent years, with companies like SpaceX and Blue Origin leading the pack. Their respective founders, Elon Musk and Jeff Bezos, essentially share the same ...

Jeff Bezos wants to colonize space. But he knows there's a lot of work to be done before that's possible. First we need cheap, reusable rockets. Then we need to mine resources on the Moon. It's ...