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The ideas and concepts behind nanoscience and nanotechnology started with a talk entitled "There's Plenty of Room at the Bottom" by physicist Richard Feynman at an American Physical Society meeting at the California Institute of Technology (CalTech) on Dec 29, 1969, long before the term 'nanotechnology' was used.
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One nanometer is a billionth of a meter, or 10^-10 of a meter.
On a comparative scale, if a marble were a nanometer, then one meter would be the size of the Sun.
Nanoscience and nanotechnology involve the ability to see and to control individual atoms and molecules. Everything on the Earth is made up of atoms—the food we eat, the clothes we wear, the buildings and houses we live in, and our own bodies.
Nanoscience and nanotechnology are the study and application of extremely large things and can be used across all the other science fields, such as chemistry, biology, physics, materials science, and engineering.
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