Officials had long hoped to reach the area to examine the core and melted nuclear ... easily overcame coastal defences for ...

Fukushima No. 1 plant decommissioning chief ... It is located directly under the reactor’s core. Officials hoped to film the core’s bottom to find out how overheated fuel dripped there in ...

Fukushima Gov. Masao Uchibori said on ... The fuel in the worst-damaged No. 1 reactor mostly fell from the core to the bottom of its primary containment vessel. Some of it penetrated and mixed ...

The operator of the crippled nuclear plant in Fukushima has released photos ... metal grate within the containment vessel under the reactor core. If that turns out to be molten fuel, it would ...

Longer term impact: Once the core is damaged and seawater is poured over reactors to cool them, Fukushima 1 (and possibly a plant in Tokai as well) will be useless beyond repair – hence a ...

TEPCO President Tomoaki Kobayakawa visited Fukushima Governor Masao Uchibori ... which covers the reactor core, rose to a critical level at 3 of the 4 reactors. Only the number 3 reactor was ...

She uses it to detect gamma rays, a telltale sign of the radioactive particles that escaped when three reactors melted down at the Fukushima Daiichi nuclear plant in March 2011 after an undersea ...

The Japanese earthquake is a tragedy of epic proportions in so many ways. The situation continues to evolve, and the full scope of the disaster will not be understood for a long time. One critical ...

The Fukushima decommissioning is projected to cost at least $11 billion and take at least 30 years to complete. Taisei, which built the structure around Japan's newest reactor at Tomari in ...

The Japan Atomic Energy Agency revealed that the debris was extracted from the Fukushima Prefecture plant's No. 2 reactor under the power ... In general, the core melt mainly consists of fuels (UO2 ...

Corium lava was produced at both Chernobyl and Fukushima Dai ... occurring within the reactor is no longer sufficiently cooled and contained to keep the rods, cases, core containment vessel ...