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Video courtesy of the Association of Science-Technology Centers (ASTC), representing the science center and museum field worldwide. To learn more, ...

We take a look at Nikon's latest DX lens - a macro - by doing some street photos of the regular and extra small kind.

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We make potassium metal using a lesser known chemical approach of reduction with magnesium.

Warning: Making potassium is extremely dangerous. Full...

Here's what polish AGH University of Science and Technology do in their free time. My another useless device - Imperial March played by two floppy ...

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This is an orchestrated version of Song of Storms from Zelda Ocarina of Time. I'd never paid much attention to the Zelda music until recently. I w...

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