Racing

Race director Christian Joachim with the gold chip upon which the track will be located

Science

World's smallest car race will take place on a gold chip

An international competition is coming up in Toulouse, France at the end of next month, but it's not a very big one. The Nanocar Race will see four "cars" each made up of about a hundred atoms, racing against one another on a gold track that's just 100 nanometers long – that's 0.0001 millimeters.

Resolution is a departure from the “tabletop” look of most other solar cars

Environment

Cambridge University's sun-tracking solar car targets World Solar Challenge crown

The Eco-Racing team's entry in the 2013 World Solar Challenge features moving solar panels that track the sun's trajectory to give the car an estimated extra 20 percent more power.

Team PrISUm is currently putting the final touches to its Anthelion solar vehicle, with high hopes of a winning place in this year's American Solar Challenge

Environment

PrISUm Team's Anthelion solar car to compete in American Solar Challenge

Team PrISUm is currently putting the final touches to its Anthelion solar vehicle, with high hopes of a winning place in this year's American Solar Challenge.