Space
Why Richard Branson’s promises about space tourism are empty
The billionaire businessman says he'll ride into space within months, paving the way to routine suborbital passenger trips. Don't get too excited, says Paul Marks
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The billionaire businessman says he'll ride into space within months, paving the way to routine suborbital passenger trips. Don't get too excited, says Paul Marks
Astronauts on long missions won't be able to bring all their tools with them. A new way of turning faeces into 3D-printable plastic may solve that problem