So who is right: Elon Musk, who thinks Mars could be “terraformed” to support human life, or the scientists, who say no, it can’t?
Peter Belling, Leeds
• Post your answers – and new questions – below or email them to nq@theguardian.com
So who is right: Elon Musk, who thinks Mars could be “terraformed” to support human life, or the scientists, who say no, it can’t?
Peter Belling, Leeds
• Post your answers – and new questions – below or email them to nq@theguardian.com