10 geeky things to do in space Summary: Ever wondered how to dissolve an antacid tablet in space? Have a look at these cool activities you could do in orbit. By Eileen Brown for Social Business | April 19, 2013 -- 11:23 GMT (04:23 PDT) Follow @eileenb Previous | Next Image 1 of 10 (Image: Reel NASA) Play with knitting needles (Image: Canadian Space Agency) Clip your fingernails Topic: Nasa / Space Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.