The scientific wonderers at What If examine the engineering ambition and societal transformation required to build a massive ...

Every year, humankind comes up with new dreams of establishing permanent outposts in space, whether on the Moon or even Mars. Elon Musk’s lofty proposal to establish a self-sustaining “Mars city” by ...

Tired of living on an overpopulated Earth? Why not move to the O'Neill Cylinder? An artificial state-of-the-art space habitat where we can control everything, including the weather. Newly released ...