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.

learn more… | top users | synonyms

7
votes
2answers
304 views

What Was the State of German Tank Design In Between the World Wars?

I am reading about the Spanish Civil War in a book by Antony Beevor entitled "The Battle for Spain: The Spanish Civil War 1936-1939". According to Beevor while the nationalists were able to control ...
15
votes
2answers
2k 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.