A robotic probe into the Fukushima nuclear plant released crucial information on conditions inside the reactor . TEPCO : The robot was able to enter a damaged containment vessel and take pictures of it, which showed that radiation levels were much lower than previously thought. The robot was sent into the plant after the first one broke down .
A robotic probe into the Fukushima nuclear plant released crucial information on conditions inside the reactor . TEPCO : Recorded radiation levels and temperatures are lower than expected . The robot was sent into the plant after the first one broke down .