a blog by the NSF Center for Sustainable Nanotechnology
A few weeks ago (before it started snowing!) I went on a walk in the garden across the street from the University of Wisconsin chemistry building and saw an abundance of beautiful butterflies. I noticed that the butterflies were iridescent in the sunlight as they fluttered from flower to flower. I wondered: does the iridescence …
Continue reading "Nanostructures in butterfly wings"
Can you imagine being able to look at a body that is 2,700 years old and know what that person had for dinner? Many people are familiar with mummification, a form of corpse preservation. Probably the most famous type of mummification is the Egyptian process, a ritual that took 70 days. It required the removal …
Continue reading "Bog bodies: the chemistry behind natural embalming"
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