Robot probe no. 2 dies while exploring a Fukushima reactor Video Description

Toshiba designed these scorpions specifically to examine Unit 2's condition and to locate the melted uranium fuel within. The information would help Tepco figure out the best and safest way to clean the fuel up. if you're wondering, these machines are called "scorpions" because, with their camera-equipped tails above their bodies, they look quite like the arachnid:

Videos for 2/19/2017