From Parkesine to Emeraldine Base Polyaniline

So after only 140-plus years, scientists have finally discovered a way to create plastic magnets that pass the elementary tests of magetism (without being cooled at less than 10 degrees Kelvin). Applications being discussed are computer storage media, dentistry and other medical purposes. Although (standard scientific disclaimer coming) “practical applications are probably still a long way off.” Still pretty cool.

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