'Bat-Bot' Sounds Out Surroundings

by Stephen Leahy Wired News, 26 Aug 2005 A tiny robot called the "Bat-Bot" can use echolocation just like flesh-and-blood bats to distinguish one type of plant from another -- something most of us couldn't do with a guidebook and magnifying glass. Although Bat-Bot doesn't fly, it's a major step forward in using sonar or sound waves in the air, and an important development for autonomous or self-navigating robots. Read more