- Imagine if someone such as a stranded mountain climber needed food, but could initially only be reached by drone.
- Scientists have developed a proof-of-concept system of getting that food to them.
- Well, while such drones have enough battery range for use within cities, they might not be able to cover the long distances that would be involved in getting food to people lost at sea.
Potentially life-saving drone features edible rice-cake wings
