July 20, 2010
Making human flesh unappetizing to mosquitoes, ticks, flies, and fleas is an age-old preoccupation. The earliest insect repellents included smoke, mud, and various plant substances. Our […]
June 21, 2010
Ants are often used as an example to demonstrate the advantages of teamwork, but to most of us these little black insects are nothing more than […]