For our Medical Nanobots, in 5 to 10 years, once they are ready to go and wipe out all diseases.

Some bacteria deploy tiny spearguns to retaliate against rival attacks. Researchers at the University of Basel mimicked attacks by poking bacteria with an ultra-sharp tip. Using this approach, they have uncovered that bacteria assemble their nanoweapons in response to cell envelope damage and rapidly strike back with high precision.