It was there, in 1984, that I discovered the best toy of my childhood: the Armatron robotic arm. A drawing from ... engineer and toy designer living in Tokyo. He’s retired now, but he worked ...

The robotic arm is 22 meters long, weighs 4.6 tons and has 18 articulatable joints. It has been developed to retrieve samples from the No. 2 reactor of Tokyo Electric Power Co.’s Fukushima No ...