108 Nudism in space: Why wear clothes anyway? 2017-12-31T13:53:59.527

39 Why vent $CO_2$ and $H_2$ waste products to space on ISS? 2016-08-07T11:01:57.730

20 What is the legal status of waste rocket parts ending up in the ocean? 2016-03-21T12:41:58.503

11 What is the most sustainable method of recycling (human) solid waste on a manned space vessel? 2013-07-30T16:54:16.717

11 What considerations have been made for waste produced during colonisation? 2013-10-31T10:39:17.337

9 What happens to waste on the ISS? 2013-08-01T04:16:21.573

8 Could waste methane be recycled as propellant on the ISS? 2013-08-11T10:32:51.993

6 What caused John Glenn to see what he described as "fireflies"? 2017-01-02T05:06:41.310