Your fingernails grow approximately one nanometer every second .
Nanotechnology involves manipulating matter at the atomic and molecular scale, typically between . To put that in perspective, a single nanometer is one billionth of a meter . Mind-Boggling Scale Comparisons Nanotechnology for Dummies
The ratio of a nanometer to a meter is roughly the same as the ratio of a golf ball to the Earth . Core Concepts from "Nanotechnology For Dummies" 000 to 100
A human hair is about 50,000 to 100,000 nanometers thick. 000 nanometers thick.