Tag: internal combustion

[1]

By Duncan Graham-Rowe | 08/11/2009 | 3 Comments

A supercritical diesel engine could increase efficiency and cut emissions.

Free-piston engines could be used to generate electricity as efficiently as, and less expensively than, fuel cells.

[1]

Forgot your password? Register »

Now Playing:
Tiny Devices Use Light to Grab Cells
[Full Story] [Larger Video]

Latest Videos

Tiny Devices Use Light to Grab Cells

Natural Gas Changes the Energy Map: The United States has vast supplies of this cleaner fossil fuel. But how should we use it?

	TR Top Stories
	TR Editors' Blog

	TR Video Blog
	TR Video

jason_pontin

Jason Pontin | Cambridge, MA

Arrived London in a dim and neurasthenic dawn, ghosted and winded by a night flight with a streaming cold. 12/09/2009 03:17 AM
bsauser

Brittany Sauser | Boston

ion thrusters from cabon nanotubes: http://www.technologyreview.com/computing/24085/ 12/08/2009 03:32 PM
techreview

Technology Review

Google Takes Search Real-Time: Search giant compresses the time frame of its results from... http://www.technologyreview.com/web/24082/ 12/08/2009 12:00 PM

Subscribe to Technology Review's daily e-mail update. Enter your e-mail address