Europe is being hammered by an influx of Syrian refugees. How can the world help all these people on the run? And given the US role in Syria, like daily bombing runs against ISIS targets, what should the US role be?
A post-Fukushima effort to crowdsource radiation data in Japan has since become the largest source of radiation data in the country. And it's now set to expand to other parts of the world. Catherine Winter reports from Tokyo.
Two years after the Fukushima nuclear disaster, renewable energy is surging in Japan. But economic pressures are also helping revive support for nuclear power, leading to an internal tug-of-war over Japan's energy future.
An official investigation by Dutch authorities has concluded that Malaysia Airlines flight 17 was shot down over Ukraine last year by a Russian-made missile. But it didn't determine who fired it. That hasn't stopped the story being spun in Russia.
Japan's nuclear regulatory agency has declared an emergency over radioactive water flowing into the ocean from the Fukushima Daiichi nuclear power plant and the government has stepped in for the first time to take a direct role in fixing the problem.
The nuclear accident at the Fukushima Daiichi power plant is considered the second worst nuclear disaster in history. Science journalist, Geoff Brumfiel has been writing about the Fukushima disaster for Nature magazine. He spoke with Marco Werman.
By the time Japan hosts the 2020 summer Olympic Games, its triple disaster of earthquake, tsunami and nuclear meltdown will be almost a decade old. Relief efforts are nowhere near completed, and now Japan must face some difficult choices about funding.