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There Are No Cows in Louis Pasteur's Crypt

7 Nov 2025

Ask the question: “Who introduced the pasteurization of milk?” and I can pretty well guarantee that the answer will be: “Louis Pasteur.” I know because I have carried out that little experiment...

Why Do Fruitcakes Last So Long?

27 Dec 2024

This article was first published in The Skeptical Inquirer. It comes down to the high sugar content of fruitcake and the not insignificant amount of booze included in many recipes.

The Dark Matter Inside Your Gut

21 May 2021

There is a kind of dark matter inside our intestinal tract. “Dark matter” is the phrase coined for the matter that is implied to be present in the universe based on physicists’ calculations but...

The Science of Sourdough and How a Jar of Microbes Could Help Keep Your Bread Fresher Longer

28 Jul 2020

Its catapult to popularity may have been triggered by the pandemic-induced yeast shortages, but even months later, when instant yeast is once again available at most grocery stores, sourdough’s...

There is More to Microbes than Viruses

23 Jun 2020

We have been inundated with discussions of viruses but there are other types of microbes out there as well. Fungi, algae, protozoa and of course, bacteria. The latter are not only out there, but...

No Need to Shave the World: Why Your Beard Is Not a Problem in the Age of COVID

3 Apr 2020

In 1843 a letter to the editor entitled “The growth of the beard medically considered” published in the Boston Medical and Surgical Journal argued that beards were medicinally beneficial, and that ...

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