Podcast: Report on the Fukushima Disaster

This Week: We learn about a new report that provides an in-depth look at the Fukushima disaster, hours and days after north-eastern Japan was struck by an earthquake and tsunami. European scientists have turned to DNA technology to identify illegally harvested fish. What do humans and ants have in common? Warfare, says ant researcher Mark Moffett. He says humans and ants fight in similar ways.