Thickening means making a liquid resist flowing, and there are only a few ways to do that. Everything below is one of them, and every failure is that mechanism being…
Source: Wikipedia
The seaside day was a single-day expedition requiring an early departure and producing a specific set of experiences that were the same for essentially everybody who went. Here are…
The useful question at any market is who it exists to serve, because the answer determines the hour it operates, its position in a town and whether you are a…
A treeline is not one phenomenon. It is wherever a particular limiting factor becomes severe enough, and the factor differs entirely between a mountain, a bog, a coast and a…
The principle is simple: spoilage organisms need water, and removing it stops them. Everything interesting about drying is what else happens while the water is leaving. Here are sixteen.
1.…
There is an old puzzle about a ship whose planks are replaced one at a time until none of the original timber remains, and the question of whether it is…