Soulskill from the i'll-take-an-aptera-please dept.
longacre writes "With the official entry period for the $10 million Automotive X-Prize contest just around the corner, Popular Mechanics offers a preview of the most promising entries. Among the 100-mpg vehicles that Detroit (and Japan) have claimed impossible to build comes a hybrid designed by a class of inner-city high school students in West Philadelphia. Also displayed is a futuristic-looking electric model with a range of 300 miles. We discussed the beginning of this contest earlier this year."
"Consider a spherical bear, in simple harmonic motion..."
-- Professor in the UCB physics department