Every area of interest, particularly if it’s the least bit technical, has its own specialized vocabulary. For example, when the Global Positioning System (GPS) came along and I decided to get a ...

THE book before us is of special interest, because it is the first of several German treatises on optical subjects which were selected for translation into English by the Standing Committee on Glass ...

HAPPENING not long ago to meet a German friend well posted up in physical literature, the present writer inquired whether any of the year's publications were specially worth getting and reading. The ...