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TIL that Marie Curie's notes are still radioactive and researchers must wear protective clothing and sign a disclaimer before viewing them

Surface Tension Water Experiment – Water Drops On A Penny

Water Surface Tension Experiment | STEM Challenge

The World’s Smallest Snowman stands less than 3 microns tall. The snowman was fabricated from three 0.9 micron silica spheres stacked with the use of electron beam lithography. The eyes and mouth were...