From drug delivery to grey goo: Hope, fear, and the reality of nanotechnology.

Summary: Nanotechnology involves the manipulation or observation of matter at the nanoscale. Nanomaterials are currently used in anything from engineering, clothing, sunscreen, household products, medicine, and to assist medical imaging and drug delivery. While some applications, such as nanoparticles in sunscreen, pose low health risks, others such as multiwalled carbon nanotubes could cause lung problems if inhaled. Nanobots are being […]