Current prosthetic legs are expensive and only last 3 to 4 years. To win this challenge you must create a complete design for high-performance legs that will last for at least 5 years and that can be built for less than USD$1,000.00 Users must be able to run and sprint comfortably as well to...

Update 10/02/09: Thank you very much for your participation in the Mozilla Labs Weave Web UI Design Challenge. The Weave team will go through the submissions in the coming days, evaluate, and discuss. Mozilla should finish this process by the end of next week, after which they will provide...

First, create a list in excel as follows: Company Name, Company Phone Number, Company Website Listing all of the property management companies in NYC. This alone will be useful. Next, create a list of buildings with their corresponding management companies: Street Address of Building,...

Develop a small and portable device that measures purity of the milk. Impure and contaminated milk is a big problem in China, India and many other developing countries. Over 50% of the milk is distributed by small dairy owners and distributors and less than 50% by the large companies. Due to...

Would you like to make a contribution of historical proportions? Here's your chance. This challenge is to create technology that can literally help to reshape our world, liberate hundreds of millions of people from repression, and bring down evil regimes in the process. There are few...