University of Wisconsin-Madison

IceCube Neutrinos Point to Long-Sought Cosmic Ray Accelerator

In two papers published today in Science, IceCube together with partner telescopes and observatories on Earth and in space announced the identification of blazar TXS 0506+056 as the first likely source of high-energy neutrinos and cosmic rays.



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Sources of cosmic neutrinos remain unresolved

As soon as IceCube detected the first astrophysical neutrinos, efforts to find their origins, and thus the origin of cosmic rays, have been growing at a fast pace, driven by new information about the extreme universe


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A view of the Milky Way with IceCube and ANTARES

Cosmic rays are charged particles and therefore easily interact with matter and magnetic fields as they travel from their sources to Earth.


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Week 47 at the Pole

Last week, two of three large cargo crates holding new servers and other equipment were delivered to the IceCube Lab, or ICL. Extra hands helped with opening and unloading of all the temperature-sensitive equipment.