The Rotarian Conversation with Nobel laureate Stefan Hell

By Rotary International From the August 2016 issue of The Rotarian
Four hundred years ago, the invention of the microscope gave us a glimpse into an aspect of the world too tiny to be seen by the human eye. The microscope works by capturing light shone on or through an object observed through lenses, which magnify the resulting image so we can see it. But a microscope has its limits. In 1873, German physicist Ernst Abbe discovered that the ability of a microscope to see past a certain size was limited not by the quality of its lens, but by the wavelength of light shining into it. And since the wavelength of visible… …read more

Source:: Rotary.org