The variable is what is fermenting and which organisms are doing it. Bacteria produce acids and a sour taste; yeasts produce gas and alcohol; most of these involve both in…
Source: Wikipedia
Almost nobody enjoyed it and almost everybody remembers the same details, which is a fair definition of a shared childhood experience. Here are ten.
1. The Smell of the…
Few scientific ideas have travelled as far or as fast as this one. Trees, it is said, are connected underground by fungal threads through which they share nutrients, support their…
Transparency is so familiar that it stops registering as strange. You look through a window and see the street, and it does not seem to require an explanation.
But consider…
The difference between a preserved windmill and a working one is the noise. Inside a mill under sail, the whole building shakes, the gears roar and flour comes out warm.…
Source: Wikipedia
Writing a letter was a physical process with a dozen small stages, and every one of them is remembered by people who did it often. Here are seventeen.
1.…