Dark side behind Soviet space success

Secret experiments and failed launches dogged early years of the Soviet space programme.

Dark side behind Soviet space success

This week marks 50 years since the former Soviet Union put the first man in space.

Behind the success, little is known about the secret experiments and failed launches that dogged the early years of the Soviet space programme.

Neave Barker reports from the Baikonur Cosmodrome in Kazakhstan.

Source: Al Jazeera