" Technology is the process by which humans modify nature to meet their needs and wants. Most people, however, think of technology in terms of its artifacts: computers and software, aircraft, pesticides, water-treatment plants, birth-control pills, and microwave ovens, to name a few. But technology is more than these tangible products."

( http://www.nae.edu/nae/techlithome.nsf/weblinks/KGRG-55A3ER?OpenDocument )