WORLDS WITHIN WORLDS 1:

SHARPEST MANMADE THING: A field ion microscope (FIM) image of a very sharp tungsten needle. The small round features are individual atoms. The lighter colored elongated features are traces captured as atoms moved during the imaging process (approximately 1 second).

Reported by: Rezeq et al., Journal of Chemical Physics, 28 May 2006

Posted on: http://www.aip.org/png/2006/264.htm

Thanks to: Big Fug