Elon Musk and Jeff Bezos are bitter rivals in the commercial space race, but they agree on one thing: Settling space is an existential imperative. It is our human destiny to transcend our home world and expand our civilization to extraterrestrial vistas. This belief has been mainstream for decades, but its rise has been positively meteoric in this new gilded age of astropreneurs. —Becky FerreiraThis story is from our new print edition, which is all about the future of security. This American nuclear company could help India’s thorium dreamFor just the second time in nearly two decades, the United States has granted an export license to an American company planning to sell nuclear technology to India, MIT Technology Review has learned.