The scientist we are looking for this time discovered a useful isotope of a common element, for which he or she received high honors.

Our scientist also developed theories on the origin of life and, together with one of his or her grad students, designed a famous experiment to support them.

Who are we looking for? Send us an email with your answer to find out right away.

• The Guess the Chemist answer was published on April 29, 2018.
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