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Science Past from the issue of July 1, 1961
WINTERGREEN VS. ALMOND IN ODOR PENETRATION TEST — Different chemicals produce different odors because vibrations within the molecules are different. This is the theory of Dr. R.H. Wright of the British Columbia Research Council in Vancouver, Canada. He compared nitrobenzene, which has an almond smell, and methyl salicylate, which smells like wintergreen. Both these substances […]
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Science Future for July 2, 2011
July 7Be mesmerized by the color red and how it is made for pigments and paints, at San Francisco’s Exploratorium. Ages 18 and up. See www.exploratorium.edu/afterdark July 18In Washington, D.C., a Smithsonian science historian describes ancient apothecaries and their brews. See www.residentassociates.org
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Letters
Your cosmic questions Regarding the “The vital statistics” in “Cosmic questions, answers pending” (SN: 4/23/11, p.
