Smallest map

Smallest map
Who
Jonathon Mamin
Where
Switzerland (IBM's Zrich laboratory ,)
When
1992

In 1992, Dr Jonathon Mamin of IBMs Zürich laboratory used sudden electrical pulses to create a map of the Western Hemisphere from atoms. The map has a scale of one trillion to one, and has a diameter of about one micron (one millionth of a meter), which is about one hundredth of the diameter of a human hair.