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It is a decorative part on a microchip and it measures only 40 micrometers across. Even if you observe the item closely, I bet you still couldn’t figure out what it is used for because you can see nothing but a black spot. So what are we to argue? The 1 trillionth scale world map—also the smallest world map—created by the Photonics Research Group of Ghent University in Belgium. If you couldn’t imagine how tiny the map is, you should check out how wide your single hair measures and the map is just half the width of that. Wow, once again the creation makes us want to sing the praises of the great development of high technology.