Mousetrap-powered cars are clever and often unique expressions of creativity, scientific know-how and just plain-old fun. While they might not solve the world's vehicle emissions issues, they're a great way for young and old minds alike to engage in creative problem solving. See more »

Why, did prop-driven cars fail to take off, even though they accomplished some noteworthy strides? Can you keep up with the Helica (or is it the Helicron)? Take this quiz to find out! See more »

Screw-drive vehicles have one feature in particular that stands out to give them their strange appearance. If you're looking for a way to traverse large areas of snow, muck or mud, a screw-drive vehicle might be exactly what you need. See more »

The 1946-1970 King Midget was a minimalist car if ever there was one: tiny, ultra-light, and powered by a one-cylinder engine. Though it was never a mass-market product, the vigorous work of the company owners brought success. See more »

The battery powered, solar paneled Bluecar was first introduced in 2005. Learn more about news on the bluecar, and how to get one. See more »