John Knight's Substack
John Knight, PhDTranslating complex science into the stories of our lives. PhD Chemist and former professor exploring the history, health, and hidden mysteries of molecules.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 32 | Subscribers | Read | johnknightphd.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
How a Byproduct of Winemaking is Helping to Recycle Batteries
Wine diamonds in an empty wine bottle. Composed of potassium bitartrate, this salt is a natural component of grapes. It has recently been used to separate nickel and cobalt from each other in battery waste, which has historically proven dif...
Vanilla Is Anything but Boring
The vanilla orchid flower (Vanilla planifola). It remains open for less than 24 hours and must be hand-pollinated in many growing regions. (image from Wikimedia Commons)
A 30-year Dream: How Chemists Finally Made an "Impossible" Molecule
Carbon vs. Silicon. The compound on the right was predicted but never made for decades until recently. (Image by the author)
Ashes to Ashes, Stardust to Stardust: A Reflection
The ashes on Ash Wednesday symbolize mortality and renewal, but their symbolism is also linked to a cosmic truth. (Photo by Thays Orrico on Unsplash)
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Authors
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PhD Chemist & former professor. Translating the secret history of molecules into stories about history and health.
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