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 ...

Finnish firm says new cyber attack may have targeted Iran

A scientist claiming to work for the Atomic Energy Organisation of Iran told a Finnish cyber-security group that Tehran's nuclear programme had been the victim of a new cyber attack, the group said Wednesday.

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 ...

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.

Recent advance in detonation theory

A detonation wave is a chemical reaction wave propagating at the velocity of a shock wave along the explosive charge. There is great demand for a detonation model that can accurately simulate the detonation process, which ...

Researchers pay for Alaska sea lion intrusion

A science consortium has agreed to a civil penalty of $9,000 for intruding into Alaska waters that were declared off-limits to protect endangered Steller sea lions.

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.

US nuclear material safe despite wildfire: officials

Radioactive material stored at the top US nuclear laboratory is safe despite a threatening wildfire which has closed the Los Alamos National Lab (LANL) until Wednesday and forced thousands to evacuate, officials said.

page 4 from 5