Belgian-American Particle physicist Francis Halzen won the 2026 Nobel Prize in Physics for "decisive contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos of astrophysical origin", the award-giving body said on Tuesday. The Nobel Committee for Physics also said Halzen’s work was instrumental to the construction of the IceCube Neutrino Observatory in Antarctica. Key points and original sources are listed below.

• Belgian-American Particle physicist Francis Halzen won the 2026 Nobel Prize in Physics for "decisive contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos of astrophysical origin", the award-giving body said on Tuesday.S1

• The Nobel Committee for Physics also said Halzen’s work was instrumental to the construction of the IceCube Neutrino Observatory in Antarctica.S2

• Belgian-American particle physicist Francis Halzen won the 2026 Nobel Prize in Physics on Tuesday for his contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos originating beyond Earth.The award-giving body honoured Halze...S3

• Francis Halzen won the Nobel Prize in physics on Tuesday for his efforts to demystify a rare group of neutrinos, tiny cosmic particles that scientists believe offer clues to how the universe evolved.S4