The following Internet sites can be helpful for choosing speech topics.
A collection of Internet sites which provide background on numerous social and public policy issues.
Explains and details the manufacturing process of a wide variety of products, from daily household items to complicated electronic equipment and heavy machinery. The site provides step by step descriptions of the assembly and the manufacturing process (complemented with illustrations and diagrams.
A commercial site with advertising, categories include auto, communication, computer, electronics, entertainment, food and recipes, health, home and garden, money, people, science, and travel.
Helpful advice on selecting a topic and topic suggestions from the University of Hawaii — Maui Community College Speech Department.
This site at the Borough of Manhattan Community College Library lists some topic ideas and links to topic sites.
The purpose of this site at the University of Wisconsin—Madison is to "is to explore the science, math and technology behind the news of the day, and to present those topics in a clear, accessible and accurate manner." Established in 1996 with funding from the National Science Foundation, the site produces a major story each week on a scientific topic.