Japanese engineers probing problems with Boeing's Dreamliners have identified the cause of fuel leaks but are still investigating more serious issues with the aircraft's batteries.
Hong Kong's name may mean "fragrant harbour", but cargo ships burning dirty fuel in what is one of the world's busiest ports add to a foul layer of pollution that kills more than 3,000 people a year.
There's enough wind to power the world many times over, according to a study out Monday, but it would take a massive infrastructure investment to harness it that analysts say is not realistic.
Fuel leaking from a Turkish freighter wreck that has been smashed up by a storm has contaminated at least five penguins on South Africa's Robben Island.
Hiroyuki Moriyama shared his opinion on construction of a nuclear power station in Kazakhstan and the possible placement of the nuclear fuel bank in the country.