New gadgets unveiled at CES —
The world's smallest electric wheels, seen here on Wednesday, January 9, made by SPNKIX, go 10 miles per hour for seven miles and sell for $699. Over the years CES, under way this week in Las Vegas, has introduced such game-changing inventions as the Xbox and the Blu-ray player. What gadgets will make a splash this year? Here's a look at some of the more noteworthy ones.