And now for something completely different… At last year’s EuroSpaceward Conference, Aage-Raymond Riise, ESA-ESOC (Germany) brought a demonstration of a”Longitudinal wave climber”, demonstrating how a climber could be made to go up and down a tether purely through the use of vibrating it at the proper frequency (I had blogged about it here).  At the … Continue reading 2009 EuroSpaceward Conference – Day 1 (5)