Now In Japan: Giant Cyborg Cockroaches
---Don't worry, they're probably only here to rescue you. Probably.---
PopSci.com | 02.05.201
What if tiny scurrying insects could power batteries with their own bodies? Thanks to a team of researchers from the Tokyo University of Agriculture and Technology and the Department of Mechanical Engineering at Osaka University, we now know this is possible. The team built a fuel cell that goes on the backs of cockroaches and is powered by the roaches themselves.
The scientists used Madagascar cockroaches, which have the benefit of being enormous. To the back of a cockroach, researchers attached a fuel cell, which contains fluid and electrodes, and connects to the insect's body fluid through two tiny pipes: one that lets roach body fluid into the cell, and one at the other end that returns the fluid to the roach.
More...