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Francis Halzen Wins 2026 Nobel Physics for IceCube

By Drooid · Oct 6, 2026, 3:37 PM UTC · How we work

Summary

Halzen Wins Nobel

Francis Halzen, UW–Madison professor, won the 2026 Nobel Physics Prize.
The Royal Swedish Academy honored his IceCube work that discovered astrophysical high-energy neutrinos.
IceCube, a cubic-kilometre Antarctic detector, identified high-energy neutrinos in 2013 and a blazar source in 2017.
Halzen is the first sole Physics Nobel laureate since 1992.
He is the sixth UW-Madison physicist to win the prize.

Summary

IceCube Seeks Expansion

Halzen said the Nobel prize will help secure approval for his next IceCube expansion proposal.
The IceCube project plans to enlarge its detector to eight cubic kilometres of Antarctic ice.
Ellen Moons, the academy’s first female secretary-general, presented the award at a Stockholm press conference.
Mark Pearce, chair of the Nobel Committee, said the discovery opens a new window on the universe.

History

Historical Context

In 1992, physicist Georges Charpak received the sole-recipient Nobel Prize in Physics, marking the last time the award honored a single scientist until 2026. The Royal Swedish Academy, Nobel Committee chair Mark Pearce, and Wisconsin-Madison noted IceCube’s 2013 detection of 28 high-energy neutrinos cost $279 million. Halzen’s 2026 Nobel win parallels Charpak’s breakthrough, prompting the Swedish Academy’s first female secretary-general Ellen Moons to endorse an eight-cubic-kilometre IceCube expansion. The precedent suggests that Nobel recognition can accelerate funding, potentially securing the $150 million budget needed to complete the detector by 2030.

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Halzen Wins Nobel

Francis Halzen, UW–Madison professor, won the 2026 Nobel Physics Prize.
The Royal Swedish Academy honored his IceCube work that discovered astrophysical high-energy neutrinos.
IceCube, a cubic-kilometre Antarctic detector, identified high-energy neutrinos in 2013 and a blazar source in 2017.
Halzen is the first sole Physics Nobel laureate since 1992.
He is the sixth UW-Madison physicist to win the prize.

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