The 2026 Fall Collaboration Meeting has come to a close. Thank you to everyone who participated and made this event possible, and we look forward to seeing you at the next meeting! 🎉👏
📸: Ilya Bodo
#CollaborationMetting2026#IceCubeNeutrinoObservatory
ALT A group of people stand together on a set of stone steps in front of a classically designed academic building.
📢 Ready to join our dynamic education & outreach team? 🌟
The Outreach Program Manager will steer education and outreach efforts for WIPAC and the Nobel Prize-winning IceCube Neutrino Observatory at the South Pole.
jobs.wisc.edu/jobs/outreach-…
What's your favorite part of the IceCube Collaboration Meeting? 🧑🏫
Held biannually, the IceCube Collaboration Meeting is a great opportunity to network, catch up with colleagues, and highlight the amazing individuals who contribute to the success of IceCube!
📸: Marco Lama
🥉🚨 Bronze alert - IceCube observation of a high-energy neutrino candidate event at 2026/10/20 03:58:53 UTC. Find out more at: gcn.nasa.gov/circulars/45994.
#IceCubeAlert
ALT An event diagram of an IceCube track-like event in the bronze alert stream.
And we're off! 🚀
The Fall 2026 IceCube collaboration meeting is underway in Madison, Wisconsin! 🇺🇸 IceCubers had a lot to celebrate this morning, including the newly minted Nobel laureate Professor Francis Halzen. 🏅
#IceCubeNeutrinoObservatory#FallCollaborationMeeting2026
ALT A bunch of wrapped chocolates of the Nobel medal on a table.
ALT A room of people sitting at round tables with someone in the room giving a talk at the podium.
ALT An auditorium full of people sitting at round tables.
Today marks the successful conclusion of this year's IceCube Particle Astrophysics meeting, held at @uwmadison ! 🎉
Things will remain busy as we prepare for the annual fall collaboration meeting beginning next week.
📸: Marco Lama
#IPA2026#IceCubeNeutrinoObservatory
🥇🚨 Gold alert - IceCube observation of a high-energy neutrino candidate event at 2026/10/12 16:58:11 UTC. Find out more at: gcn.nasa.gov/circulars/45929.
#IceCubeAlert
ALT A diagram of an IceCube track-like event in the gold alert stream.
The celebration continues! 🎉👏
It was quite a crowd that gathered at @uwmadison's Chamberlin Hall yesterday to recognize Professor Francis Halzen’s @NobelPrize in physics win.
📸: Alisa King-Klemperer
#NobelPrize2026#FrancisHalzen
Missed the excitement? If you haven't already, watch Professor Francis Halzen reflect on his historic @NobelPrize win for his work on the @NSF IceCube Neutrino Observatory!
Watch ➡️ go.wisc.edu/nobel2026
IceCube PR ➡️ icecube.wisc.edu/news/awards…
📸: Bryce Richter/UW-Madison
ALT A man wearing glasses points upward at something out of frame, with direct overhead lighting illuminating him while keeping the background in darkness.
IceCube Principal Investigator and @UWMadison Prof. Francis Halzen has been awarded the 2026 Nobel Prize in Physics "for decisive contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos of astrophysical origin.” 🎉🏅
#NobelPrizeInPhysics2026
ALT Nobel Prize in Physics 2026 Francis Halzen graphic with a headshot of Francis crossing his arms.
ALT In the snowy Antarctic, at the South Pole marker, which is surrounded by flags of different nations, people in red coats stand while one person prepares to put with a golf club. The sky glows from a newly risen sun.
🔔📜 IceCube paper submitted to ApJL!
In a joint analysis with @HAWC_Obs, we investigated the Galactic Center and searched for coincident neutrino emission. We found no significant signal and set a new constraint on neutrino emission.
icecube.wisc.edu/news/resear…
🥉🚨 Bronze alert - IceCube observation of a high-energy neutrino candidate event at 2026/09/30 00:44:43 UTC. Find out more at: gcn.nasa.gov/circulars/45787.
#IceCubeAlert
ALT A schematic of an IceCube track-like event in the bronze alert stream.