There are loads of applications for 3D printers in space.
Speaking with: Juan Francisco Salazar about colonising Antarctica and Mars.
The Conversation, CC BY-NC-SA19.5 MB (download)
Dallas Rogers speaks with Prof Juan Francisco Salazar about studying the research community in Antarctica to learn about what colonising Mars and other planets might look like.
Scientists are working out how to grow plants in space, ready to use them as food when we visit other planets.