WIPAC – Wisconsin IceCube Particle Astrophysics Center

recent news

The U.S. National Science Foundation renews NSF IceCube operation and maintenance contract

August 25, 2026

This diagram describes the particle interactions occurring between high-energy cosmic rays and the ambient radiation field, where neutrinos and gamma-rays are produced via the delta-resonance. Credit: Kotoyo Hoshina

WIPAC study provides a clue about a feature in the spectrum of cosmic neutrinos

August 12, 2026

Probing the Earth’s interior using atmospheric neutrinos

August 11, 2026

Week at the Pole

events

Physics Department Colloquium: Searching for new particles in dense astrophysical media
November 6, 2026

NPAC Forum: High-energy radiation from AGN and their connection to particle acceleration
November 5, 2026

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publications

Physics potential of the IceCube Upgrade for atmospheric neutrino oscillations
IceCube Collaboration: R. Abbasi et al.
journals.aps.org | arxiv.org

Evidence for Neutrino Emission from X-Ray Bright Seyfert Galaxies in the Southern Hemisphere Using Enhanced Starting Track Events with IceCube
IceCube Collaboration: R. Abbasi et al.
iopscience.iop.org | arxiv.org

The Cosmic-Ray Knee as a Local Signature of Nearby PeVatrons
Ke Fang and Francis Halzen
iopscience.iop.org | arxiv.org