Higgs boson

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Broadway embraces particle physics with musical about Higgs boson discovery

Catch the fever —

The 2013 documentary Particle Fever is being turned into a Broadway musical.

A collision between subatomic particles in the Large Hadron Collider's CMS detector.

A collision between subatomic particles in the Large Hadron Collider’s CMS detector.

Particle physics is poised to hit the bright lights of Broadway with the adaptation into a musical of the 2013 documentary Particle Fever, which charts the journey to detect the Higgs boson at the world’s largest particle accelerator. According to Deadline Hollywood, the creators described their musical as being filled with “heart, humor, and hope,” calling it an “exploration of the very nature of exploration itself… Particle Fever proves that even the very best theories are often no match for reality.”

(Spoiler: Physicists discovered the Higgs boson in 2012.)

Johns Hopkins University’s David Kaplan was a film student turned theoretical physicist when he came up with the idea for a documentary on the search for the Higgs boson—at the time, the last remaining piece of the Standard Model of Particle Physics yet to be detected. The Large Hadron Collider at CERN was designed for that purpose, although the physics community hoped (in vain thus far) to also discover exciting new physics.

Kaplan has said he originally planned to make the film himself, but his Los Angeles-based sister talked him out of it. Mark Levinson (a physicist turned filmmaker) ended up directing, with Oscar winner Walter Murch handling the editing, sifting through nearly 500 hours of footage—including amateur video footage shot by CERN physicists themselves.

Particle Fever.” height=”427″ src=”https://cdn.arstechnica.net/wp-content/uploads/2024/08/particle1-640×427.jpg” width=”640″>

Enlarge / Physicist David Kaplan interviews Fabiola Gianotti, head of one of the two teams that found the Higgs Boson at CERN, in a still from Particle Fever.

Anthos Media

The project took seven years to complete and made its debut at various small film festivals before enjoying a limited US release in March 2015. It received critical acclaim, and for fans of popular physics, it was delightful to see working physicists like Monica Dunford—then a post-doc working on the ATLAS experiment, now a professor at Heidelberg University—and Nima Arkani-Hamed of the Institute for Advanced Study front and center, highlighting the give-and-take between experiment and theory as they sought to detect the elusive Higgs boson.

Kaplan and his crew were there in July 2012 when the momentous discovery was announced, capturing the standing ovation for an emotional Peter Higgs. It was physics in action, right down to the theorists’ disappointment that the Higgs mass turned out to be about 125 GeV, consistent with many models predicting new physics.

Still, it’s hardly the first documentary that comes to mind when one thinks “musical.” But ROCO Films CEO Annie Roney, whose company distributed the film, had that vision. “It’s already infused with the elements that make a musical memorable and desirable,” she told The New York Times. “It has universal themes of humankind trying to understand the meaning of our lives and our place in the universe. The story celebrates the best in humanity—collaboration, curiosity.” And while she liked the explanations of the heady physics concepts in the film, “I thought that the bigger concepts can be best communicated by music nonverbally.”

Roney has been working to bring that vision to life ever since, tapping noted Broadway playwright David Henry Hwang (M. Butterfly) to write, with music and lyrics by Bear McCreary (Battlestar Galactica, Rings of Power) and Zoe Sarnak (Galileo: A Rock Musical). Leigh Silverman, who just won a Tony for the Broadway musical Suffs, will direct. There’s no word on when we’ll be seeing Particle Fever: The Musical on Boardway, but the group just held the first private reading: a basement industry-only performance featuring songs about particle physics.

Trailer for Particle Fever.

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RIP Peter Higgs, who laid foundation for the Higgs boson in the 1960s

A particle physics hero —

Higgs shared the 2013 Nobel Prize in Physics with François Englert.

Smiling Peter Higgs, seated in front of microphone with Edinburgh logo in the background

Enlarge / A visibly emotional Peter Higgs was present when CERN announced Higgs boson discovery in July 2012.

University of Edinburgh

Peter Higgs, the shy, somewhat reclusive physicist who won a Nobel Prize for his theoretical work on how the Higgs boson gives elementary particles their mass, has died at the age of 94. According to a statement from the University of Edinburgh, the physicist passed “peacefully at home on Monday 8 April following a short illness.”

“Besides his outstanding contributions to particle physics, Peter was a very special person, a man of rare modesty, a great teacher and someone who explained physics in a very simple and profound way,” Fabiola Gianotti, director general at CERN and former leader of one of the experiments that helped discover the Higgs particle in 2012, told The Guardian. “An important piece of CERN’s history and accomplishments is linked to him. I am very saddened, and I will miss him sorely.”

The Higgs boson is a manifestation of the Higgs field, an invisible entity that pervades the Universe. Interactions between the Higgs field and particles help provide particles with mass, with particles that interact more strongly having larger masses. The Standard Model of Particle Physics describes the fundamental particles that make up all matter, like quarks and electrons, as well as the particles that mediate their interactions through forces like electromagnetism and the weak force. Back in the 1960s, theorists extended the model to incorporate what has become known as the Higgs mechanism, which provides many of the particles with mass. One consequence of the Standard Model’s version of the Higgs boson is that there should be a force-carrying particle, called a boson, associated with the Higgs field.

Despite its central role in the function of the Universe, the road to predicting the existence of the Higgs boson was bumpy, as was the process of discovering it. As previously reported, the idea of the Higgs boson was a consequence of studies on the weak force, which controls the decay of radioactive elements. The weak force only operates at very short distances, which suggests that the particles that mediate it (the W and Z bosons) are likely to be massive. While it was possible to use existing models of physics to explain some of their properties, these predictions had an awkward feature: just like another force-carrying particle, the photon, the resulting W and Z bosons were massless.

Schematic of the Standard Model of particle physics.

Enlarge / Schematic of the Standard Model of particle physics.

Over time, theoreticians managed to craft models that included massive W and Z bosons, but they invariably came with a hitch: a massless partner, which would imply a longer-range force. In 1964, however, a series of papers was published in rapid succession that described a way to get rid of this problematic particle. If a certain symmetry in the models was broken, the massless partner would go away, leaving only a massive one.

The first of these papers, by François Englert and Robert Brout, proposed the new model in terms of quantum field theory; the second, by Higgs (then 35), noted that a single quantum of the field would be detectable as a particle. A third paper, by Gerald Guralnik, Carl Richard Hagen, and Tom Kibble, provided an independent validation of the general approach, as did a completely independent derivation by students in the Soviet Union.

At that time, “There seemed to be excitement and concern about quantum field theory (the underlying structure of particle physics) back then, with some people beginning to abandon it,” David Kaplan, a physicist at Johns Hopkins University, told Ars. “There were new particles being regularly produced at accelerator experiments without any real theoretical structure to explain them. Spin-1 particles could be written down comfortably (the photon is spin-1) as long as they didn’t have a mass, but the massive versions were confusing to people at the time. A bunch of people, including Higgs, found this quantum field theory trick to give spin-1 particles a mass in a consistent way. These little tricks can turn out to be very useful, but also give the landscape of what is possible.”

“It wasn’t clear at the time how it would be applied in particle physics.”

Ironically, Higgs’ seminal paper was rejected by the European journal Physics Letters. He then added a crucial couple of paragraphs noting that his model also predicted the existence of what we now know as the Higgs boson. He submitted the revised paper to Physical Review Letters in the US, where it was accepted. He examined the properties of the boson in more detail in a 1966 follow-up paper.

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