history of technology

1930s How Photographs Were Transmitted by Wire cLUD_NGE370 Quite an involved process compared with today. :boggled: Nice explanation however. :cool:

That half a century! 50 Years Later, We’re Still Living in the Xerox Alto’s World I never saw an Alto but do remember the Star from the early 1980s. So forty years of commercial availability.

I'm currently finishing the preliminary outline for a series of SF/alternate-history novels about a man and a woman in their mid-twenties who are transported, by a probe from an extraterrestrial civilization, to an alternate reality identical to our own, except the year is 1856. Andrew is a...

I'm busy fixing it. What an interesting thing. Some of the wood isn't in great shape and I had to go to the doll house shop to find hardwood doweling as thin as I needed. The roots simultaneously of all modern machines pass through this sort of mechanism, and it is amazing how crude they...