Causes of California drought linked to climate change

The atmospheric conditions associated with the unprecedented drought currently afflicting California are "very likely" linked to human-caused climate change, Stanford scientists say.

No health risk from Fukushima radiation, UN says

Radiation leaked after Japan's Fukushima nuclear disaster in 2011 is unlikely to cause any ill health effects in the future, a UN scientific committee drawing up a major new report said Friday.

Japan's cleanup lags from tsunami, nuke accident

(AP)—Two years after the triple calamities of earthquake, tsunami and nuclear disaster ravaged Japan's northeastern Pacific coast, debris containing asbestos, lead, PCBs—and perhaps most worrying—radioactive waste due ...

China attempts dive to 5,000m: state media

A Chinese submersible embarked on what the crew hoped would be the country's deepest manned dive ever Tuesday, state media reported, as it seeks to exploit the vast resources of the ocean floor.