Particle Physics Theorist

Ben Safdi Receives 2026 David Blackwell Award

May 26, 2026

Benjamin Safdi with L&S Dean Steve Kahn at the award celebration

Associate Professor Benjamin Safdi with Dean of College of Letters and Science, Division of Mathematical and Physical Sciences Steven Kahn. Photo by Keegan Houser

May 21, 2026

UC Berkeley's College of Letters & Science is proud to announce the recipients of the 2026 L&S Faculty Awards. This distinguished award recognizes each...

Raphael Bousso One of Seven UCB Faculty Elected to the American Academy of Arts and Sciences

April 21, 2026

Panel with seven UC Berkeley faculty elected to AAAS for 2026

From left: UC Berkeley professors Doris Tsao, Raphael Bousso, P. David Pearson, Sarah Anzia, Kristin Persson, Michael Hutchings and Paolo Mancosu were elected to the American Academy of Arts and Sciences this week.

April 22, 2026

Berkeley Physics is pleased to announce that...

Ben Safdi Awarded New Horizons in Physics Prize

April 20, 2026

Benjamin Safdi

Associate Professor Benjamin Safdi has been awarded the 2026 New Horizons in Physics Prize by the Breakthrough Prize Foundation. Photo: Keegan Houser

April 18, 2026

The Breakthrough Prize Foundation today announced the winners of the 2026 Breakthrough Prizes, honoring scientists whose discoveries are...

If You Want to Go Far, Go Together: Professor Ben Safdi

January 3, 2025

Benjamin Safdi

Associate Professor Benjamin Safdi

Studying the physics of atomic particles takes a lot of room. The Large Hadron Collider at CERN, the biggest particle accelerator, is in a ring tunnel 27km (17 miles) long buried about two football fields deep underground. It serves as the factory, or artisanal manufacturer, of bespoke subatomic particles like quarks. But where is the design studio for these...

A nearby supernova could end the search for dark matter

November 21, 2024

A highly magnetized neutron star

An artist's concept of a highly magnetized neutron star. According to current theory, axions would be created in the hot interior of the neutron star. UC Berkeley astrophysicists say that the strong magnetic field of the star will transform these axions into gamma rays that can be detected from Earth, pinpointing the mass of the axion. Image: Casey Reed, courtesy of Penn...

We don't Make the Rules: Professor Geoffrey Penington

January 7, 2025

Geoff Penington

Assistant Professor Geoff Penington

The sketch of modern physics’ conundrum that we in the general public have a hazy picture of hasn’t changed for a hundred years. The cat is both kicking and has kicked, the electron is zipping around but we can’t know both where it is and how quick it is going, the particles are mysteriously linked in ways that appear faster than the speed of light,...

Hitoshi Murayama elected to leadership role in the APS Division of Particles & Fields

December 10, 2024

Hitoshi Murayama speaking in February 2023

Hitoshi Murayama speaks at the Particle Physics Project Prioritization Panel (P5) Town Hall Meeting at Berkeley Lab in February 2023. Paul Mueller, Berkeley Lab

Hitoshi Murayama has been elected to serve in the chair line of the Executive Committee of the American Physical Society’s Division of Particles & Fields.

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Geoff Penington

Assistant Professor

Geoff Penington received his BA+MMath in Natural Sciences from Cambridge University in 2015, and his PhD in Physics, with Patrick Hayden, from Stanford University in 2020. He joined UC Berkeley in July 2020.

Research Interests

My research focuses on using ideas from the theory behind quantum computers (and, more generally, quantum information) in order to make progress in our understanding of the quantum mechanics of gravity. In particular, I have recently been working on understanding how the information that falls into a black hole ends up being encoded in the Hawking radiation...

Liang Dai

Assistant Professor and The Michael M. Garland Chair in Physics

Prof. Dai received a B.S. in Physics from Peking University in 2011. Later on, he earned his Ph.D. in Physics from the Johns Hopkins University in 2015 working on theoretical cosmology. From 2015 to 2018, he was awarded an NASA Einstein fellowship and was appointed a postdoctoral Member at the Institute for Advanced Study in the School of Natural Sciences. From 2018 to 2020, he was a long-term John Bahcall postdoctoral fellow at the Institute for Advanced Study, before he joined the faculty in the Department of Physics at the University of California, Berkeley.

Research Interests

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