make predictions there from environmental christopher busby talking about earlier . as the world marks russia's achievement of selling a first ballot a space fifty years ago we look back at how it became possible volunteer risked their lives to gauge what humans might experience in space diapers government one such person who lived to tell the tale. he went through hell on earth to be the first man in space john boehner little name for russia not a volunteer who just did the equipment needed to reach orbit any took him to the limits of human insurance but no one in the world has ever experienced what i did nineteen g. on the centrifuge that means my weight increased nineteen fold blood was using for my paws later i was forbidden to even mention it back then everything was a secret in one nine hundred fifty nine when they didn't all became a test well until no one knew just how humans would be edited by zero gravity extreme stress or even the sense of endlessness space was the great unknown and the many questions needed are searing. more than any emergency that could

to learn the lessons on nuclear safety that the tragedy provided will not joined by professor christopher busby is scientific secretary of the european committee on radiation risks for a little more insight into the century's most serious nuclear crisis in japan professor busby thanks very much indeed for joining us well there have been reports of not widely covered by the media that one of the explosions at fukushima was not actually a gas blast those originally thought but a nuclear reaction in one of the reactor vessels not sure if that was the case the clubs operated they wouldn't conceal such a catastrophic development with a. i think it's possible that they would conceal this development. the nuclear industry industry has a history of. of duplicity and cover up wherever you look they will they will always try and shift shift the information in some way that makes them come out on top i believe actually it probably was a nuclear explosion but not in the reactor but in the tanks that contain the spent fuel i think that seems to be almost certain that there was some kind of. some kind of nuc

failed to learn the lessons on nuclear safety that the tragedy provided we spoke to professor christopher busby is scientific secretary of the european commission on radiation risks he says that the plant operator tepco is much less in control and it claims to be. a nuclear industry industry has a history of. duplicity and coverup we will always try and shift shift the information in some way that makes them come out on top it's much less under control winter normal was ok i have to say that the the soviet system moved very fast to try and contain what was happening on chernobyl and that the japanese have been very very lax and in the way in which they took people out of exclusion zone and they still haven't emptied enough people out of an exclusion zone which should so as i'm concerned go at least sixty or seventy kilometers and i have to say that people who ignore history are doomed to repeat it as far as was the people who are talking this down are concerned they're generally people connected to the nuclear industry and there's an awful lot of money out of you know running running on whether