Mathematical & Physical Sciences

Meet Our Faculty

The outstanding faculty in the Division of Mathematical & Physical Sciences are pushing the boundaries in the fields of astronomy, earth & planetary science, mathematics, and physics. Read below to learn more about their groundbreaking work.

We Don't Make the Rules: Professor Geoffrey Penington

December 23, 2024

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, God does play dice, and so on. If Einstein couldn’t figure it out, what hope do we have?

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

December 23, 2024

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 rare particle models? That would be the Berkeley Center for Theoretical Physics (...

Ken Ribet awarded math prize for influential proof

December 16, 2024

Portrait of Ken Ribet wearing a green shirt with a dark backgroundMathematician Ken Ribet is well known for a 1990 paper that paved the way, five years later, for a historic proof of Fermat’s Last Theorem, one of the most famous unsolved mathematical problems of modern times.

But an oft-cited paper he wrote earlier in his career, in 1976, is dearer to his heart and has now earned him a coveted...

For the Purdoms, astronomy students are the real stars

December 12, 2024

Ellin and Ned Purdom grew to appreciate astronomy later in life. Neither took astronomy courses in the 1970s while at UC Berkeley, where the two met. Now, they look forward to the Department of Astronomy’s Evening with the Stars lecture every year, and in February, the couple pledged $500,000 and a portion of their estate to advance student access and diversity in astronomy.

Forecasting Volcanic Flows: Professor Penny Wieser

December 6, 2024

Person wearing shorts and a blue zip up jacket over a purple puffy vest, standing outdoors with a mountain peak behind them

Since mountains move at a geological pace, are geologists ever in much of a rush? Maybe that depends on the scientist. Out of the 1980 Mount St. Helens eruption, modern volcanology was born. Governments provided funding to develop forecasts for eruptions. Igneous petrology, the specialization focused on rock...

Searching Where the Light is Shining: Professor Gabriel Orebi Gann

September 3, 2024

Particle physics research is spinning its wheels, trying to gain traction on a very basic problem. Thirteen billion years ago, the Big Bang produced equal amounts of matter and antimatter. Theory holds that every particle has an antimatter companion that is virtually identical to itself, but with the opposite charge. But there are a lot more ‘ordinary’ particles than antiparticles – you reading this right now is clear evidence – so where is all the missing antimatter?

Theoretical physicists float a bunch of possible explanations for this...

A nearby supernova could end the search for dark matter

November 21, 2024

Artist rendering of a black galaxy with stars and one large star, glowing red and black with blue lights shooting off of itThe search for the universe’s dark matter could end tomorrow — given a nearby supernova and a little luck.

The nature of dark matter has eluded astronomers for 90 years, since the realization that 85% of the matter in the universe is not visible through our telescopes. The most likely dark matter...

The Shining Lights Program

The Shining Lights Program is a unique, experiential, semester-long leadership development program committed to supporting the growth and professional development of women and women-identifying future leaders and their allies in the math and physical sciences.

The Shining Lights Program equips participants with essential skills for successful careers in science through leadership skill building, coaching, networking, and mentoring. This comprehensive initiative encompasses both technical proficiency and interpersonal competencies, providing...

Hannah Larson Talks Intersection Theory at Math on Tap

October 24, 2024

Hannah Larson (left) interacts with guests at Math on Tap.

The College of Letters and Science Division of Math and Physical Sciences hosted a new installment of its Math on Tap lecture series on Friday, October 11, showcasing Mathematics Assistant Professor Hannah Larson. Larson, a recipient of the prestigious ...