He built an electric fence to keep these pests at bay ... The wires are connected to a nine-volt battery. No boost circuit, no transistors, just nine volts across two wires.

The scientists say the next step is to improve the performance even more, replacing aluminum foil in the electrode with carbon fiber material and thinning out the separator. This could result in a ...

Senate Bill 127 would preempt all local ordinances and policies prohibiting or limiting the use of battery charged fences ...