Fukushima caesium leaks 'equal 168 Hiroshimas'

Japan's government estimates the amount of radioactive caesium-137 released by the Fukushima nuclear disaster so far is equal to that of 168 Hiroshima bombs, a news report said Thursday.

Power of US tornado dwarfs Hiroshima bomb

Wind, humidity and rainfall combined precisely to create Monday's massive killer tornado in Oklahoma. The awesome amount of energy released dwarfed the power of the atomic bomb that leveled Hiroshima.

2 space rocks hours apart point up the danger

(AP)—A space rock even bigger than the meteor that exploded like an atom bomb over Russia could drop out of the sky unannounced at any time and wreak havoc on a city. And Hollywood to the contrary, there isn't much the ...

Europe-US deal to curb highly enriched uranium use

Three of the world's top suppliers of medical isotopes on Monday announced plans to work toward phasing out the use of highly enriched uranium in the production process under a deal with the United States.

Nuclear weapons' surprising contribution to climate science

Nuclear weapons testing may at first glance appear to have little connection with climate change research. But key Cold War research laboratories and the science used to track radioactivity and model nuclear bomb blasts have ...

Underwater archaeology looks at atomic relic of the Cold War

The April issue of Springer's Journal of Maritime Archaeology (JMA) focuses on a single shipwreck as the lens through which maritime archaeology assesses the advent of the Atomic Age and the Cold War. The wreck is the World ...

Whizzing asteroid turns rocket scientists' heads

(Phys.org)—International leaders in asteroid and comet research are gathering at the University of Central Florida in Orlando Friday, Feb. 15, for a special "viewing party" that will climax with asteroid 2012 DA14 zipping ...

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