For more on the last year of Challenge X, see Challenge X Ends, EcoCar launches—into a fast-changing world
Lithium Batteries for Hybrid Cars
Hybrid cars need to travel farther in electric-only mode, and that means lithium-ion battery technologies have a lot riding on them
Hey, Soccer Moms: Drive These SUVs!
Challenge X shows that teams of college students really can make environmentally friendly sport utility vehicles that may appeal to everyday consumers
Challenge X Ends, EcoCar launches--into a fast-changing world
Just four years separate the new EcoCar Challenge from its predecessor, Challenge X--but can its student competitors stay ahead of the industry itself?
Could advanced diesel cars and diesel hybids edge out more conventional electrified vehicles?
Winner: Superconductors on the High Seas
New ship motors propel a quiet revolution
Loser: General Motors on the Hy-Wire
GM is betting a billion that its hydrogen fuel cell vehicles will be ready for prime time by 2010
Slideshow: London Motor Show Highlights
Clean, green machines steal the show in London
Cars Get Street Smart
No thanks to DARPA
California to Rule On Fate of EVs
Regulators rethink electric-drive options
Green Vies With Fast at British International Motor Show
Electric cars outshine performance purists as carbon concerns loom
Slideshow: Electric Cars Rule Detroit Auto Show
Car makers showed off their latest electric vehicles to a receptive audience at last month's Detroit Auto Show
Show Recap: Detroit Goes Electro-tastic!
Slammed by the economic crisis, most carmakers showed hybrid or electric vehicles
Slideshow: Robots Gone Wild
Creatures from across the animal kingdom offer design principles to make robots more useful, engaging, and lifelike
Fuel Cell Hype and Hopes
The Bloom Box's hype machine shouldn't overshadow Pike Research's surprisingly optimistic projection for hydrogen-powered fuel cell vehicles.
Phil's Vid-Minute: The Chevy Volt is Still a Costly Mistake
The car has a high sticker price, which is one of the reasons IEEE Spectrum called it a loser in January
One Very Expensive Email for Swiss Bank UBS
Could cost firm up to $10 million
GM Recalls 50,500 2011 Cadillac SRXs Over Airbag-related Software Glitch
Problem with airbags for rear seat
HoloFlex: A Flexible Smartphone with a Holographic Display
This prototype smartphone has a holographic lightfield displays glasses-free 3D images, and a structure that bends for depth interaction
Single-Atom Sensor Offers New View of the Nanoscale
A so-called nitrogen-vacancy defect sensor provides superb image resolution of minute phenomena
Robot Roaches With Tiny Magnetic Winch Cooperate to Scale Steps
UC Berkeley's VelociRoACHes get magnetic grappling hooks to help them cooperatively climb over obstacles