Environmental groups sharply criticise the Polish government for hosting a coal industry meeting while UN climate talks are held in the country.

Young deer should also be killed when their mothers are shot, according to scientists.

Workers at Japan's stricken Fukushima nuclear plant begin removing fuel rods from a storage pond at the Unit 4 reactor building.

China's Tianhe-2 retains its status at the peak of the Top500 list of supercomputers, but IBM believes there are problems with the way it is calculated.

Volcanic Mount Sinbung in Sumatra, Indonesia, erupts, while Mount Etna, Italy, blows smoke rings.