"In a setback for the only model of nuclear reactor for which ground has been broken in the United States, government regulators have found additional problems with the design of its shield building, a crucial component, the chairman of the Nuclear Regulatory Commission said on Friday."
"The operator of the nuclear power plant at the center of a radiation scare after being disabled by Japan's earthquake and tsunami confirmed Tuesday that there had been meltdowns of fuel rods at three of its reactors."
"KURCHATOV, Kazakhstan — Twenty years after the Soviet Union collapsed and tens of thousands of soldiers abandoned their posts at this remote site in northeastern Kazakhstan, the footprints of another great power — the United States — are increasingly visible."
"The Grimsvotn volcano under the Vatnajokull glacier in Iceland was erupting Saturday, according to the Icelandic Meteorological Office." Some air travel disruptions are expected.
"The president of Japan’s troubled power company, Tokyo Electric Power, resigned Friday, shouldering responsibility for the crisis at the Fukushima Daiichi nuclear plant as the utility booked one of the largest yearly losses in Japanese corporate history."
"The disputed share swap and oil exploration agreement between BP and the Russian state-owned company Rosneft has collapsed, leaving some BP investors questioning the company’s future strategy and freeing Rosneft to look for a new partner in Russia."
"A projected spate of extinctions of animals and plants this century may be less drastic than feared because the most widely used scientific method can exaggerate losses by more than 160 percent, a study said on Wednesday."
"The Food and Drug Administration is doing a poor job ensuring that imported seafood doesn't pose health risks to Americans, failing to properly assess foreign producers and inspect the products they ship to the U.S., according to a congressional research report released Monday."
"A solar energy plane made the world's first international flight powered by the sun on Friday to show the potential for pollution-free air travel."
"The Obama administration is pushing back against plans by its oil spill commission co-chairman to spread his message about offshore drilling reforms to Cuba, the panel leader said today."