A Bolivian inventor is proving that one person's trash is another person's treasure, by taking cast-off materials and using them to make the body of a drone that can fly to an altitude of two ... more 
A Bolivian inventor is proving that one person's trash is another person's treasure, by taking cast-off materials and using them to make the body of a drone that can fly to an altitude of two kilometres. In developing countries like Bolivia, Alex Chipana says such innovative use of everyday materials could have a positive impact on the lives of millions. Tara Cleary reports. less 
1 / 3
Reuters Videos
Sun, May 11, 2014 9:11 AM EDT