Source: Wikipedia
Decipherment requires a bilingual text — the same content in a script you can read and one you cannot — and the number of such texts is very small,…
The useful habit is to read a map as an argument rather than as a photograph. Somebody decided all of this, and knowing what they decided tells you what the…
The design problem is not producing light. It is producing light that carries a specific identifiable message to somebody several miles away who needs to know exactly which coast they…
Source: Wikipedia
Medieval chronicles contain a great deal of material that is obviously not literal. Portents, marvels, signs and wonders appear regularly, and historians read them as they were meant —…
The single most useful habit is to look at how the trees meet the ground. Multiple stems from one base, a swollen top on a short trunk, or a single…
The useful question at any causeway is what it is crossing, because the answer determines whether it is always there, sometimes there, or being maintained against something actively trying to…