The firm is designing a city in the desert of the United Arab Emirates meant to simulate a Mars colony. The $140 million ... to the local government. The design for the Mars Science City, as ...

Musk has said he believes a Mars colony would need about a million people ... We didn't use any props from other movies, so we had to create everything. We did our own designs and for our ...

A colony on Mars will fail as a back-up plan after a catastrophe on Earth. It is hard to see how it could repopulate Earth with a significant number of people. Returning to Earth from space is a ...

There is no need to go to Mars to create an extraterrestrial colony (Letters, 28 December). Receive a weekly dose of discovery in your inbox! We'll also keep you up to date with New Scientist ...