A Tokyo sushi restaurant displays blocks of fat meat tuna cut out from a 269kg bluefin tuna.
Yoshikazu Tsuno/AFP/Getty Images
May 29, 2012 The amount of radiation found in Pacific bluefin tuna spawned near Fukushima does not threaten our health, despite today's suggestive headlines. What a new study shows is that scientists can rely on tiny amounts of radiation to track animals across great distances.
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March 15, 2012 Some listeners said a report on the cost of emotional trauma following the Fukushima disaster underplayed the danger of nuclear power. Science correspondent Richard Harris explains the editorial decisions.
A farmer feeds her cattle at a farm in Futamata, Fukushima prefecture, about 28 miles west from the Fukushima nuclear power plant, on March 20, 2011.
July 19, 2011 The Japanese government shut down all beef shipments coming out of Fukushima prefecture today, home to the damaged Fukushima Daiichi nuclear plant. This comes more than a week after tests on meat from the region revealed high levels of radioactive cesium.
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