蜜芽传媒

Discussing the sudden disappearance of Iranian blogger Hossein Derakhshan. Plus, when we buy a mobile phone are we unwittingly buying into the conflict in the DR of Congo? Digital Planet investigates whether lucrative materials fought over by rebel groups are ending up in our handsets in the West. Lastly, communicating in space, how future moonwalkers might be contacted from the ground by the internet.