For example, the behaviour of microscopic objects described in quantum mechanics is very different from our everyday experience, which may provoke some degree of incredulity. (sciencedaily.com)
It uses the pressure of a highly focused laser beam to levitate and manipulate delicate microscopic objects such as viruses, bacteria and DNA strands without causing them damage. (newscientist.com)
Specific topics include the abilities to recognize, sort and transport important molecules; sense the environment; alter shape or surface texture; generate onboard energy to power effective robotic functions; communicate with doctors, patients, and other nanorobots; navigate throughout the human body; manipulate microscopic objects and move about inside a human body; and timekeep, perform computations, disable living cells and viruses, and operate at various pressures and temperatures. (nanomedicine.com)