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The World's Smallest Snowman is 10 µm across, 1/5th the width of a human hair. The snowman was made from two tin beads used to calibrate electron microscope astigmatism. The eyes and smile were milled using a focused ion beam, and the nose, which is under 1 µm wide (or 0.001 mm), is ion beam deposited platinum.
posted by netbros on Dec 19, 2009 - 29 comments

"Welcome to the "Periodic Table of Videos". Tables charting the chemical elements have been around since the 19th century - but this modern version will have a short video about each one."(YT subscription) (via kottke)
posted by Kronos_to_Earth on Jul 16, 2008 - 14 comments

The observable universe just got a bit smaller. Johan Mauritsson and his colleagues at Lund University in Sweden have released what appears to be a video of an electron oscillating on a wave of light.
posted by tehloki on Feb 26, 2008 - 52 comments