Drone Climbs Up Sewer Pipes to Perform Surveillance, Deliver Goods

The words robot and drone may conjure up images of a sleek, austere future, but some of the most compelling use cases for the machines involve situations that are too dangerous, or just plain messy, for a human to handle. To wit, two recent grads of the U.S. Air Force Academy have patented a drone that climbs into a building via the water or sewage pipes. The inventors, Kyle Fitle and David Carte, described the vehicle to the Washington Post as a way to facilitate communication between first res...