Your unique invention could win you $20,000 or other great prizes. Enter your design idea in the 2007 Create the Future Design Contest, presented by SolidWorks Corp. and NASA Tech Briefs. Entries are being accepted in six categories: Machinery, Equipment, and Component Technology; Consumer Products; Medical; Safety and Security; Transportation; and Sustainable Technologies.

Co-sponsored by COMSOL Inc., Hewlett-Packard Co., and the Hong Kong Polytechnic University, the sixth annual contest recognizes outstanding innovations in product design, awarding a Grand Prize of $20,000, and six First Prizes (one from each category) of Hewlett-Packard engineering workstations. Entrants may elect to have their entry posted on the contest Web site, and the 10 most-visited entries will each be awarded $250. All qualified entrants will receive a Create the Future Design Contest T-shirt.

All entries must be received by October 15, 2007, so submit your design idea today. Go here for guidelines and the official entry form .