At the start of this century, clean energy was all the rage. The revolution may still be happening, but it's taking its time, reports Peter Huck.

Could this year's G8 summit, in the French seaside resort of Deauville, break with tradition?

The operator of the Fukushima Daiichi nuclear power plant reportedly didn't follow the procedures to prevent a hydrogen explosion.

New photos show huge waves engulfing the Fukushima Daiichi nuclear power plant...

Japan started dumping water tainted with low-level radiation into the sea near the Fukushima nuclear plant.