Solar powered cars put to the test in 2,000-mile race

The wind and sun joining forces, powering these futuristic cars topped with new windcatching fins, whizzing past real cars on real roads through the vast Australian outback. The Bridgestone World Solar Challenge, bringing 34 teams from 18 different countries to race, cutting right through the massive Australian continent from Darwin in the north, nearly 2,000 mi south to Adelaide. Organizers are hoping the tech emerging from the race will one day be parked in your driveway.Innovation challenges like this ar ...