In the brain, the signals travelling through the synapses rely on action potential, which is the electrical energy created by the difference in concentrations of charged atoms (ions) on the inside and outside of neuron, which move back and forth through ion channels.

FORBES: MIT Scientists Develop A Chip That Mimics Brain Synapses

Nuclear power has the potential to be the safest means of producing electrical energy, but to be that, some things need to change.

FORBES: A Year After Fukushima Meltdown, Is Nuke Power Any Safer?

In May, auto industry officials and the National Highway Traffic Safety Administration (NHTSA) and the Energy Department discussed potential dangers faced by first responders from electrical charges produced by hybrid and electric cars.

CNN: STORY HIGHLIGHTS