Let's say you've picked the perfect spot for building a settlement on Mars. But this opens up some pretty nasty questions. Building…what? And building….with what? There are no trees to chop down to ...

It can explain a lot about your temperament and tendencies.

"Harnessing local materials is the key to unlocking sustainable human presence on Mars." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Settling ...