A Canadian startup is trying to push some pretty out-there new technologies into the motorcycle world. Variable riding position geometry, for one, as well as a traffic-tracking collision warning ...

THIS work essays to fill an existing want by providing an English text-book on the important subject of geometry of position in relation to graphical statics. Geometry of Position. By R. H. Graham, ...

IN connection with the review of Mr. Wilson's recent book, on p. vi. of your supplement last week, may I direct the friendly attention of the reviewer and your readers to an old paper of mine in the ...