The branch of knowledge that deals with the creation and use of technical means and their interrelation with life, society, and the environment, drawing upon such subjects as industrial arts, engineering, applied science, and pure science.

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What was the available level of agricultural technology in late 2nd century China?

How would you characterize the situation of the agricultural technology around the time of the Yellow Turban rebellion (A.D. 184-205), when technological breakthroughs were yet about to come?
2
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1answer
191 views

Technology and status symbols that predate language [closed]

I remember distinctly reading about peoples and cultures - in, I believe, the Caucasus - that used to knap large flakes of flint into spearheads and would use them (instead of actual tools) as status ...
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9answers
2k views

History of scientific regression [closed]

Throughout history, humans have made many subtle and many substantial scientific advancements. Humans have explored, examined, learned, applied and at times seemingly "forgotten" and/or were unable ...
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1answer
121 views

Row for powers of 10 on 1950's French typewriter keyboards

In the movie Populaire, 1950's-era French typewriter keyboards are shown with dedicated "1", "10", "100", "1...", "10...", "100...", "1M", and "10M" keys on the top row. Was there a dedicated type ...
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1answer
1k views

Did the cold war affect the development of the internet?

What were the influence of the Cold War in the internet origin or their development. Did DARPA's support of the creation of the internet explicitly address cold war fears? The cold war was the ...
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1answer
63 views

What computer was used in 1958 for handwriting recognition by Dimond?

I've just seen that the article Dimond, T. L. "Devices for Reading Handwritten Characters". Papers and Discussions. Presented at the December 9-13, 1957, Eastern Joint Computer Conference: ...
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1answer
1k views

Did Marco Polo write about or bring back fireworks from his travels?

I have read a lot of anecdotal accounts claiming that Marco Polo was "impressed" with fireworks he saw in Cathay, and other stories that he "brought back fire crackers" or "introduced gunpowder" to ...
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2answers
237 views

How was Euclid's Elements likely written?

How was Euclid's Elements written? I mean, what type of paper, ink and pen did Euclid likely use? As I guess there is no definite answer on this, you can also answer: How did people in 300 BC write ...
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3answers
782 views

Why didn't the Persians make and use ballistas and other kinds of artillery?

In 1980 E.P.Thompson published an interesting paper called *Barbarian Invaders and Roman Collaborators *. Among other subjects he consdiers there the leakage from Rome to its enemies of technical ...
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1answer
105 views

Which was more revolutionary for its time: Television or Radio? [closed]

In terms of broadcast technologies, which was seen as more revolutionary for its time: television or radio? How was each technology utilized in terms of its intended purpose and audience/users in its ...
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8answers
4k views

Did Heisenberg undermine the German atomic bomb by deliberately hiding his expertise from the Nazis?

Source. In his massive book Heisenberg's War: The Secret History of the German Bomb, Thomas Powers says that Heisenberg, who never became a Nazi and balked at the immorality of building a bomb for ...
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2answers
3k views

When and where did socks become common?

To be clear, I mean the socks you wear on your feet, to insulate you form your shoes/boots/other footwear. By common, I mean easily available to the masses, rather than just to the rich.
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344 views

Invention of Planned Obsolescence

Excluding style obsolescence or any type of advertising, when was the first form of planned obsolescence concerning shortening the life of a product by making it break sooner or forcing a consumer to ...
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3answers
696 views

Why only in the last few hundred year has science and technology progressed like it has [closed]

Man has been on the Earth for millions of years. But in only the last few hundred years, science has made major advances: the average life expectancy expanded, electronics, transistors, ...
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5answers
1k views

What new technology/tactics allowed the breakthrough of the trenches in WW I western front?

Reading the answers to this question about WW1 Western Front, it appears that breaking through the trenches was a very difficult task to do. How did the Allies finally make it? Was it the invention of ...
3
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1answer
81 views

Is there any research on specific details of ancient/medieval blacksmithing related to microelements added via plants?

I have seen the following claim a couple of times before (all in Russian popular science type sources). However, I was never able to find historical OR scientific/technology research directly backing ...
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8answers
1k views

Intersection Between Computer Science and History?

I am a computer science undergrad with a great interest in history. Lately I have been asking myself if there are general aspects or specialties of computer science which lend themselves to the study ...
9
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1answer
504 views

Did France & Italy continue to develop and manufacture sophisticated military hardware once under German control?

Both France and Italy were designing and building advanced vehicle engines, motorcyles, aero engines and airframes through the 1930s and early 1940s. In the case of those advanced economies of ...
2
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1answer
142 views

What is the history of Research and Development laboratories?

When did Research and Development laboratories (R&D labs) emerge? What was the institutional and intellectual context? Have they undergone major changes in their nature? What role have R&D ...
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1answer
103 views

what city was unix invented in? [closed]

Unix operating system (and the C language) was developed at Bell Labs by Ken Thompson and Dennis Ritchie in 1970. What city did they invent it in?
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2answers
119 views

When did the <input> tag come about, and in what web browser? [closed]

I realize that the <isindex> tag came first, but which browser was the first to support the <input> tag and when?
3
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1answer
89 views

When was first security screen door instaled in Seoul metro

My task is to document Seouls metro history. However, I'm from Czech Republic which limits selection of sites I can get data from. (I don't speak Korean, and google translate usually fails). Also, ...
8
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2answers
1k views

Did Germany produce ammunition with depleted uranium?

Albert Speer in a footnote in Inside the Third Reich states, "During 1940 1200 metric tons of uranium ore had been seized in Belgium." Later in the book, Speer states, "In the summer of ...
3
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1answer
119 views

Luddite revolutions

I can think of examples from history where societies erupted in revolutions against elites or perceived moral corruptions. Is there any good example where the cause of a major revolution was too ...
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2answers
236 views

Why weren't R-4 helicopters used in the European theatre in 1944-5?

Early helicopters it seems were deployed by the American military in WW2 in the Burma and China theatres, and in the South Pacific. Their principal use would appear to have been small scale rescue ...
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1answer
2k views

What devices used computer-like programs in industrial era?

As possibly some of you remember early computers had very small human-machine interface and coding programs was done by cards like this one: or a tape like these: This invention of controlling ...
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1answer
145 views

Are there any examples of people being able to predict the consequences of communication revolutions?

I often read predictions about future technologies from analysis companies like Gartner Group. These studies often strike me as awfully linear in their view on development. I would, therefore, like to ...
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5answers
612 views

What was “Greek fire”?

What was Greek fire? I read in my history book that it was a flamethrower. But in certain fantasy movies it's been portrayed as something similar to dynamite. What was it dynamite or what? Did it ...
5
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2answers
175 views

Did the break up of AT & T in 1984 lead to technological innovation?

Are there examples of technologies developed since 1984 that would not have been likely to be developed had the Bell system stayed intact rather than being broken up by the US government? UPDT: To ...
3
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0answers
155 views

Harvard Architecture: How did Harvard Mark I separate data and instruction?

How did Harvard Mark I separate data and instruction? I have read the article in Wikipedia but I didn't understand how data and instruction was separated using a punched paper tape. It said ...
6
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1answer
146 views

Who is responsible for the oldest known calendar?

What is the oldest known calendar? Where exactly was it developed? Who was responsible for its creation?
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3answers
245 views

Were China's problems in the past two centuries due to “missing out” on the industrial age? [closed]

Until the industrial revolution, China was (mostly) an "advanced" or at least "state of the art" country. That is, until it fell behind the West, starting in the late 18th century. Recently, China ...
6
votes
1answer
197 views

Which floating-point representation did Konrad Zuse's Z1 use?

Wikipedia notes: "The Z1 was a 22-bit floating point value adder and subtracter". But the specific format used is nowhere to be seen.
3
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1answer
253 views

Time of day first traffic light exploded

The first traffic light was installed in December 1868 at Bridge Street, Great George Street and Parliament Street in London. It exploded on 2 January 1869. What time of day did it explode?
6
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1answer
207 views

British way in construction of AFV

Why have British tanks not changed very much? The USA have moved from the VSS, VVSS, HVSS (Lee and Sherman) suspensions to the torsion bar suspension (T26 and Patton family), USSR - from twin bogies ...
10
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1answer
404 views

How accurate and detailed were geographical maps created and updated by the Romans?

Knowledge is power, and having superior geographical knowledge vs. your imperialistic enemies and competitors was probably a big advantage in the middle ages. Some specific examples would be knowledge ...
2
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1answer
115 views

What are the contributions of Professor Hans List?

Considering his academic titles, what are the contribution of the automotive engineer, Professor Dr Dr h.c.mult. Hans List? What did he invent? I could not find anything except a brief obituary.
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1answer
1k views

What factors contribute to the fact that only a handful of countries manufacture aircraft jet engines? [closed]

The USA (GE, Pratt & Whitney), Russia (NPO Saturn, Klimov), France (Snecma) and the UK (Rolls Royce) are the only countries that have aircraft jet engine manufacturers. What factors might ...
15
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1answer
2k views

How did the monks whose job was to copy books react to Gutenberg's printing press?

It's typical to see people whose job it is to perform a manual task to - collectively - object when a new technology is introduced which makes their job obsolete (as the quintessential example, see ...
7
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2answers
215 views

How is the photography printing on newpaper is possible in the WW2 era?

How is the photography printing on newpaper is possible in the WW2 era? For example, how is the photo on the newpaper at the below link is possible especially on HD quality? ...
11
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4answers
598 views

Is there any evidence to support the claim that the US Strategic Defense Initiative played any significant role in undermining the USSR?

I have been reading Sorrows of Empire by Chalmers Johnson, and one of the things that stuck me was a quote by Soviet hydrogen bomb creator Andrei Sakharov who was released from political imprisonment ...
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4answers
3k views

When Did Commerical Studio Photography Become Common?

I was looking at this Wikipedia article, History of photography, and I wondered when commercial photography studios became common place and affordable for the average person. According to the ...
9
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2answers
262 views

What role did the media have in the outcome of the “Arab Spring” revolt in Tunisia

What was the role of the media in the outcome of the revolution in Tunisia? Throughout the revolution we saw the role of the media was extremely important, what was the role of the media during the ...
4
votes
1answer
136 views

Explosive Ordinance Yield Over History

I'm writing an essay, and one of the elements of it has to do with the development of military technology throughout history. I've noticed that there is a quickly increasing and disturbing trend in ...
4
votes
1answer
288 views

What differences led to Technicolor becoming the dominant color filming technology in Hollywood?

Apparently another technology, Kinemacolor, was invented first in the UK, but it never caught on in Hollywood. Kinemacolor was expensive, and had some other glitches involved, but the fact that it was ...
15
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2answers
7k views

When did steel first appear? [closed]

When in history do we first have record of steel being used as a material? I am also interested in both its initial purpose and when it was first used in weapon making.