Francis Halzen wins 2026 Nobel Prize in Physics for cosmic neutrino research

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Photo: Shutterstock, photo editor: Adelina Mamedova

The Royal Swedish Academy of Sciences in Stockholm awarded the 2026 Nobel Prize in Physics to Francis Halzen for his pioneering work on high-energy cosmic neutrinos of astrophysical origin.

Francis Halzen / Photo: Althea Dotzour, University of Wisconsin-Madison, photo editor: Adelina Mamedova

By designing and building the IceCube Neutrino Observatory embedded deep within the Antarctic ice sheet, Halzen and his team enabled the detection of subatomic «ghost particles» coming from extreme cosmic events billions of light-years away, establishing the era of high-energy neutrino astronomy.

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