Ever hear of the ELF sun-powered tricycle that offers both pedal power and a solar-powered electric motor? We hadn't either (hat tip to Phillip A.), but it's finally getting a bit of attention ...

Biofuel company KiOR has filed for bankruptcy. KiOR, which was born out of a partnership between Khosla Ventures and Dutch biofuel startup BIOeCON, has debts numbering $261.31 million, with just $ ...

A group of trikers will are riding neon trikes around Basingstoke this Chritsmas dressed as Mrs Claus and elves.