Nasa’s Moxie instrument successfully makes oxygen on Mars

Researchers hope scaled-up version could one day generate oxygen to sustain humans on Mars

An instrument the size of a lunchbox has been successfully generating breathable oxygen on Mars, doing the work of a small tree.

Since February last year the Mars oxygen in-situ resource utilisation experiment, or Moxie, has been successfully making oxygen from the red planet's carbon dioxide-rich atmosphere.