News tagged with energy density

Japan doubles plant radiation leak estimate

Japan has more than doubled its initial estimate of radiation released from the crippled Fukushima nuclear plant in the week after the March 11 tsunami, ahead of the launch of an official probe Tuesday.

Jun 07, 2011
4.5 / 5 (2) 1

Spent nuclear fuel is anything but waste

Failure to pursue a program for recycling spent nuclear fuel has put the U.S. far behind other countries and represents a missed opportunity to enhance the nation's energy security and influence other countries, the former ...

Feb 20, 2011
4.6 / 5 (11) 4

Tiny heat engine may be world's smallest

(PhysOrg.com) -- Steam engines, combustion engines, and diesel engines are all different types of heat engines, which operate by converting heat energy into mechanical work. Although heat engines have existed ...

Feb 02, 2011 feature
4.7 / 5 (29) 10 | with audio podcast