A Swarm of Wasps, if Not Investors

W. Joe Lewis, a retired research entomologist who worked for nearly 40 years for the USDA's Agricultural Research Service, is featured in this New York Times article about the Wasp Hound, a device he invented with Glen C. Rains. The Wasp Hound is a hand-held device containing five parasitic wasps. These flying, stinger-less insects have outperformed dogs in tests that measure scent detection of cadavers, but research shows that they can be taught to sniff out anything: explosives, drugs and even that newly resurgent scourge: bedbugs. Click here for the full article.