Saturday 28 December 2019

For Myself,

this is truly amazing,


  the tube on the right is a human hair, to give some idea of scale, in the centre of the picture a snowman,

and on top of his head, a house,

the smallest gingerbread style house in the world! Travis Casagrande is the ingenious electron microscopy scientist behind this seasonal project. In an interview with CBC Canada, Casagrande explained, “Compared to the size of a typical gingerbread house you might buy in a grocery store kit, mine is 20,000 times smaller.” He went on to say that, by comparison, his house is about one-tenth the width of a single strand of human hair. Casagrande told the CBC that the project also helps demonstrate to anyone unfamiliar with his field how it works. Creating it took two days, and although it sounds almost whimsical — a tiny gingerbread house and snowman for the Christmas season — it was in fact quite difficult. “There are a lot of opportunities where things can go wrong in the making of this — and they did,” he admitted. “There’s no ‘undo’ button.” Placing the house and snowman next to the hair was a way to demonstrate scale, he added. “The point of that,” Casagrande explained, “was to make some jaws drop when you realise even the snowman, which is much bigger than the house, is extremely tiny compared to the hair,” the video showing the incredible creation can be seen below:

all photomicrographs Canadian Centre for Electron Microscopy/McMaster University, what an amazing procedure, for the full story just click on the blue link in the main text to CBC Canada.


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