UK Prime Minister David Cameron will not attend next year's Rio+20 summit as the date clashes with the Diamond Jubilee - and other Commonwealth heads may also have a problem.

A rare white wombat was nursed back to health, in Ceduna, Australia, after being found alone and unwell a month earlier, according to local media.

Work to construct a £100m store to hold low-level radioactive waste from the Dounreay site in Scotland is due to start next month.

The last B53 nuclear bomb, a powerful weapon some 600 times more powerful than the Hiroshima bomb, is dismantled in Texas.

The wreck of a ship thought to have taken part in a failed Mongol invasion in the 13th Century has been found off Japan, experts say.

The owner of an US pirate museum claims to be close to finding the remains of Sir Francis Drake, the Elizabethan sailor, off the coast of Panama.

Boeing's Dreamliner finally completes its maiden commercial flight from Tokyo to Hong Kong, after three years of delays.

A major energy firm withdraws its planning application to develop a 29-turbine wind farm at Waterhead Moor near Largs.