How big are extremely small objects?

http://education.abc.net.au/home#!/media/85404/?id=85404

Interesting, Publisher, ABC Education, Stimulus, Video

Nanotech is the engineering of matter so tiny, it's measured in nanometres. That's one-billionth of a metre - or about the distance your fingernail grows every second. But over the last decade, tinkering with tiny things has become seriously big business.

29 September 2013 Edit: 17 February 2018


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