If you had to live the rest of your life on Mars, what would you miss the most?
Canadian researchers are leading an effort to grow crops in space, paving the way for humanity to live on other worlds and push the frontiers on Earth.
But impacts from objects in space are just one of several ways that humanity and most of life on Earth could suddenly disappear.
This is a guest post by Nic Wilson – a garden designer, community garden volunteer and enthusiastic grower of unusual fruit, vegetables and herbs.
If the human race is to survive in the long-run, we will probably have to colonise other planets.
In the film The Martian, Matt Damon’s character, Mark Watney, is stranded on the red planet with nothing to eat but spuds.