A Commonplace Book

Kazuhiko Kakuta has been building ornithopters: pterosaurs, raptors,, seagulls and puffins, a bat and Myazaki flying machines. Also, fixe...

For Geoffroi de Charny, writing around 1350, there were three elements to the law of arms. The first was custom: what did experienced men ...

I was asked how jousts were structured around 1345. Since I'm answering, I'll share the answer. It's understandable for a mode...

In contrast, the House Republicans are offering to give up something they say they don't want, shutting down the government and/or defa...

Under the U.S. Constitution, there's a minimum requirement for passing a new law or changing an old one. You get a majority in both hous...

Today, SpaceX successfully launched the first flight of the significantly more capable v1.1 version of its Falcon 9 launcher. Also, Orbita...

Here is what I have learned about hatmaking so far. 1) Obtain or order at least one hat body. This is the un...

The hat on the far left used a high crown block and a separate brim block, both hand carved from pink insulating foam. The b...

Even the best movies set in the Middle Ages don’t get the period entirely right. Sometimes the production designer doesn’t have the resource...

When the earl of Derby went overseas in 1390-93 his accounts recognized the following pay grades for his following: Knights. ( militi ) Im...