Terrestrial ‘Astronauts’ Have Wobbly Landing Reuters

The idea of a manned mission to Mars took a wobbly step forward in Berlin this week with the completion of a study into how muscle and bone wastage can be avoided during long periods of immobility. Four men in their late 20s and early 30s who spent eight weeks in bed — with strict instructions not to get up even for a moment — were finally allowed to stand up.