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Amazing photo of tungsten needle: sharpest manmade thing

Mark Frauenfelder at 2:05 pm Thu, Aug 10, 2006

Kindle

200608101404

"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)." Link (Thanks, Ginohn!)

Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.

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