Discover and read the best of Twitter Threads about #histstem

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Our latest issue (No. 249) the final one of 2020 is out now: academic.oup.com/past/issue Check out all of the articles it contains below👇

#socialhistory #culturalhistory #twitterstorians @OUPHistory
2/ "Military Mobility, Authority and Negotiation in Early Colonial India" academic.oup.com/past/article/2… by Christna Welsch @WoosterEdu

#imphist #globalhist #earlymodern #socialhistory #culturalhistory #Twitterstorians
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Hey all, let us have a look at some basics of optics and light science today! #phdchat #Physics #optics
Let us look at some common objects that can be used to understand the nature of light rays. This includes mirrors and lenses. #phdchat #physics #optics
Light travels in a straight line. It is the most fundamental property of light. An obstruction on the path may only change its direction, else it travels in a straight line. #phdchat #optics #light
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