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