Google celebrates Nobel Prize-winning biological chemist Dorothy Hodgkin
May12

Google celebrates Nobel Prize-winning biological chemist Dorothy Hodgkin

Today’s Google doodle celebrates Dorothy Hodgkin, neé Crowfoot, a founder of protein crystallography who famously solved the 3-dimentional molecular structure of of the protein hormone insulin in 1969. The project took 35 years. She won the Nobel Prize in Chemistry in 1964 for her structure of vitamin B12. The doodle depicts Hodgkin’s 1945 model of penicillin. She used a Hollerith punch card machine to help with the...

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Pollutants melting out of glaciers, into lakes

A mountain lake in Glacier National Park, Montana. Organic pollutants have been on the decline in most natural areas in recent years, due to stricter regulations and improvements to products including the contaminants, such as certain pesticides. But a new study in the journal Environmental Science and Technology shows that these pollutants are showing a spike in some natural lakes, regardless of their tighter restrictions in the...

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