News tagged with energy density

Cosmic coincidence

Cosmologists tend not to get all that excited about the universe being 74% dark energy and 26% conventional energy and matter (albeit most of the matter is dark and mysterious as well). Instead they get excited ...

Sep 05, 2011
4.4 / 5 (17) 20

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

Tour de France Stresses Riders' Bodies to the Limit

Glancing at the elevation profiles of the stages of the 2010 Tour de France is enough to tire a couch potato. The mountainous race is legendarily strenuous, but beyond short-term discomforts such as road rash ...

Jul 19, 2010
5 / 5 (1) 1