Do you want to access to this and other private contents?
Log in if you are a subscriber or click here to request service
Spying enemies or calling friends: one just needs an aerostatic balloon
Washington, USA - The economic and clean solution suggested by a group of US researchers
Cheaper and ecological solutions to spy rivals and call on the mobile. An aerostatic balloon could fully meet both exigencies even if one considers the different interests, according to some US researchers. The idea would be the one of locating balloons at a ceiling included between 200 and 100 km from the ground (practically in the so called suborbital zone), means able to operate for a long time...
AVIONEWS - World Aeronautical Press Agency - 123600
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency