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Will Thomas

@williamthomas

Director of Research in History, Policy, and Culture at the American Institute of Physics. Author of Rational Action: The Sciences of Policy in Britain and America, 1940-1960. Views expressed are my own.

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23.08.2023
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Latest posts by Will Thomas @williamthomas

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AIP Policy Guide: Visa and Immigration Policy

One year ago, the Dept of Homeland Security started running 1.3 million int'l student records through the National Crime Information Center Database.

AIP's brand-new policy guide walks through what has happened since then at the intersection of visa & immigration policy and science policy. #SciPol

11.03.2026 16:15 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

For reference, without AXIS, the earliest that a high-resolution X-ray imaging mission can launch -- the successor to the Chandra X-ray Observatory -- is 2050s or 2060s. πŸ”­

09.03.2026 20:10 πŸ‘ 53 πŸ” 28 πŸ’¬ 5 πŸ“Œ 0

Sing, muse, of the famous poem in which the petulant behavior of egomaniacs brings ruin to those around them!

Also, clearly Virginia Woolf has the most alpha from that period.

09.03.2026 21:42 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Condensed-matter physics pioneer and Nobel laureate Anthony Leggett dies aged 87 – Physics World Leggett made Nobel-prize-winning contributions to the theory of superfluidity in the 1970s

#RIP Tony Leggett. He was a great physicist, winning the 2003
Nobel Prize in Physics. He contributed to several fields of physics, just look at his papers: journals.aps.org/search/resul...

He was also an outstanding & thoughtful referee for decades.

physicsworld.com/a/condensed-...

09.03.2026 19:47 πŸ‘ 16 πŸ” 9 πŸ’¬ 0 πŸ“Œ 0
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QUOTE OF THE DAY

07.03.2026 17:25 πŸ‘ 3 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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Entanglement and experiment, part 2: Oral history of the first Bell tests AIP History Weekly Edition: March 6, 2026

In today's AIP History Weekly Edition, we draw on oral histories conducted by the late Joan Bromberg to revisit the 1960s-era quest to do an experimental test of Bell's theorem.

At stake was whether quantum randomness and what Einstein called "spooky action at a distance" are real phenomena. #HPS

06.03.2026 21:45 πŸ‘ 16 πŸ” 10 πŸ’¬ 1 πŸ“Œ 0
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Many good lines from philosopher/physicist Abner Shimony, who really carried the torch for Bell's theorem from 1964 to '68.

"The more I read it, the more brilliant it seemed. And I realized, β€˜This is no kooky paper. This is something very great.’”

More on Shimony:
www.bu.edu/cphs/about/a...

06.03.2026 21:52 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Entanglement and experiment, part 2: Oral history of the first Bell tests AIP History Weekly Edition: March 6, 2026

In today's AIP History Weekly Edition, we draw on oral histories conducted by the late Joan Bromberg to revisit the 1960s-era quest to do an experimental test of Bell's theorem.

At stake was whether quantum randomness and what Einstein called "spooky action at a distance" are real phenomena. #HPS

06.03.2026 21:45 πŸ‘ 16 πŸ” 10 πŸ’¬ 1 πŸ“Œ 0

Let us know when you get a "non, ce n'est pas possible."

04.03.2026 14:28 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

web.archive.org/web/20090219...

04.03.2026 01:02 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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The Royal Observatory, Greenwich, 1881–1939 Between the late nineteenth century and the outbreak of the Second World War, astronomy underwent a radical change, from a science centred on the positional measurement of stars to the study of astrop...

Lee MacDonald’s The Royal Observatory, Greenwich is available online uclpress.co.uk/book/the-roy...

03.03.2026 10:06 πŸ‘ 3 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0

*Join us, so it's not *just* us!

02.03.2026 15:36 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
A woman (Hertha Sponer) photographed in black and white, slightly blurry, weaking a white garment looking leftward at an experimental apparatus with wires, pipes, and glass bulbs.

A woman (Hertha Sponer) photographed in black and white, slightly blurry, weaking a white garment looking leftward at an experimental apparatus with wires, pipes, and glass bulbs.

Just us at AIP in Washington, DC, on Friday, March 20, as we welcome philosopher and historian Elise Crull for our first Lyne Starling Trimble public event of the year: "Hertha Sponer and the Path from Electron Diffraction to Wave/Particle Duality"

RSVP today: www.aip.org/history/elis...

02.03.2026 15:19 πŸ‘ 8 πŸ” 4 πŸ’¬ 1 πŸ“Œ 1

Hard to say, but even when I had a VCR, I didn't think much about the spooling. It was just the term you used. Although, it is fun to think back to the video store admonition, "Please be kind, rewind." Totally foreign now to think about having to do that.

01.03.2026 22:49 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Asked the 13 y.o., without prompting a specific term, about what it means to go backward in a show or music, and she said "rewind."

01.03.2026 17:13 πŸ‘ 7 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
A side by side image of Chien-Shiung Wu in the late 1950s, looking off to the side; and Irving Shaknov in uniform in Korea, standing with a local boy.

A side by side image of Chien-Shiung Wu in the late 1950s, looking off to the side; and Irving Shaknov in uniform in Korea, standing with a local boy.

A subject of particular recent interest is the Wu-Shaknov experiment of 1949/50, which tested entanglement without (apparently) trying to. Its epistemological status vis-a-vis the later, better-known tests of Bell's theorem is something that deserves attention. Same with Kocher's '67 experiment.

27.02.2026 15:30 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Entanglement and experiment, part 1: Before Bell AIP History Weekly Edition: February 27, 2026

In today's AIP History Weekly Edition, I look at the long journey of quantum entanglement from thought experiment to actual experiments, highlighting some recent historical work on the subject. (You maybe saw this in our print newsletter, but, if not, check it out. Or, hey, check it out again!)

27.02.2026 15:30 πŸ‘ 3 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
Page:Georges Sorel, Reflections On Violence (1915).djvu/36 - Wikisource, the free online library

A side point, but the motivating importance of the "myth" of the general strike, specifically, was central to Sorel's thinking about syndicalism over a century ago en.wikisource.org/wiki/Page:Ge...

26.02.2026 17:07 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

This sent me to brush up on Einstein's "personality rights". These were litigated in the US in Hebrew University of Jerusalem v General Motors, wherein a CA judge ruled personality rights endure no more than 50 years after death. The case involved this pic:

More info: cdas.com/einstein-pub...

23.02.2026 18:41 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I am of the opinion that lore nerds should apply their passion to real history, which is categorically incapable of contradicting itself. Then they can get into productive disputes about contradictory sources and interpretive ambiguity. I am aware that this is unquestionably a monkey's paw wish.

22.02.2026 15:16 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I'm glad to see others thinking along these lines. At AIP we are developing formats that complement books and articles. Our weekly email newsletter is designed to maintain a steady cadence; our new history guides will emphasize non-linearity, supplementary materials, and search engine optimization.

21.02.2026 12:54 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Do historians focus too much on producing academic books? In her essay for our most recent volume @aileenfyfe.bsky.social her team's research project "Publishing the Philosophical Transactions: the social, cultural and economic history of a learned journal, 1665–2015"

21.02.2026 12:44 πŸ‘ 4 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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Q&A: Luca Campagnoni on Bruno Rossi’s lost archive AIP History Weekly Edition: February 20, 2026

In today's AIP History Weekly Edition, University of Padua PhD student Luca Campagnoni discusses his work with a newly discovered trove of materials related to cosmic ray physicist Bruno Rossi. It sheds new light on Rossi's expedition to Eritrea and his pre-World War II flight from Italy to the US.

21.02.2026 01:41 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Well, he and his wife should indeed be better known for their translation of Agricola's De Re Metallica

19.02.2026 15:12 πŸ‘ 4 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

S: Breakfast will comprise a nutritious, filling, delicious combination of food
M: Breakfast will have a satisfaction score of "good" or better and shall be consumed daily
A: Good breakfasts are readily available
R: Breakfast is the cornerstone of productive work
T: Goal shall be achieved by 10am.

16.02.2026 17:03 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Here I feel it's worth pointing out that in opinion polls scientists have a 30-point trust advantage over journalists. While everyone has much to learn from everyone else, I want to hear much more about how journalists could learn about trust from scientists www.pewresearch.org/science/2023...

14.02.2026 16:19 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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The Prediction and Interpretation of Singularities and Black Holes: From Einstein and Schwarzschild to Penrose and Wheeler - Physics in Perspective The Schwarzschild solution was the first exact solution to Einstein’s 1915 field equations, found by Karl Schwarzschild as early as 1916. And yet, physicists, mathematicians and philosophers have stru...

And, by the way, for more on Penrose's work on black holes, may I also recommend Dennis Lehmkuhl's recent @physicspip.bsky.social article "The Prediction and Interpretation of Singularities and Black Holes: From Einstein and Schwarzschild to Penrose and Wheeler"

13.02.2026 21:05 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 1
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Q&A: Patchen Barss on Roger Penrose AIP History Weekly Edition: February 13, 2026

In today's AIP History Weekly Edition, @tjowens.bsky.social interviews @patchenbarss.bsky.social about how he researched and wrote The Impossible Man, a biography of mathematical physicist Roger Penrose.

13.02.2026 21:05 πŸ‘ 7 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0

It is a good point. I broke my own book down into 30+ chapters, some only a few pages long, so the point of each wouldn't get lost. I also think about the amount of time I've spent with a metaphorical magnifying glass and tweezers picking the history out of books preoccupied with the argument.

13.02.2026 12:48 πŸ‘ 1 πŸ” 0 πŸ’¬ 2 πŸ“Œ 0

This is just unquestionably true, mainly because books are supposed to have a main point. So, scholars will spend many years of their lives essentially organizing their work around the demonstration of a single point. How many side points, how much documentation, gets sacrificed to that end?

13.02.2026 12:29 πŸ‘ 5 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0