>> In the future, instead of live bacteria, the researchers suggest using dead ones to avoid the potential biohazards living microbes pose. These dead "ghosts," as the scientists dub them, can still glide if their motors are given the right organic compounds.
I thought this was really cool... powered by the living dead. :)
Using dead germs insures that they won't attempt to unionize.
Using dead germs insures that they won't form a union