Skip to main content

Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

  • News & Views
  • Published:

MULTI-MESSENGER ASTRONOMY

Cosmic hadron colliders

An ultrahigh-energy neutrino event detected with the IceCube detector in Antarctica, simultaneous and co-spatial with a multi-wavelength outburst of a blazar about 3 billion light years away, points unambiguously to lepto-hadronic cooling mechanisms in jetted active galactic nuclei.

This is a preview of subscription content, access via your institution

Access options

Buy this article

Prices may be subject to local taxes which are calculated during checkout

Fig. 1: Artist impression of an active galactic nucleus producing highly energetic particles.

References

  1. Gao, S., Fedynitch, A., Winter, W. & Pohl, M. Nat. Astron. https://doi.org/10.1038/s41550-018-0610-1 (2018).

    Article  Google Scholar 

  2. Giuliani, A. et al. Astrophys. J. 742, L30 (2011).

    Article  ADS  Google Scholar 

  3. Rachen, J. P. & Meszaros, P. Phys. Rev. D 58, 123005 (1998).

    Article  ADS  Google Scholar 

  4. Davis, R., Harmer, D. S. & Hoffman, K. C. Phys. Rev. Lett. 20, 1205–1209 (1968).

    Article  ADS  Google Scholar 

  5. Bionta, R. M. et al. Phys. Rev. Lett. 58, 1494–1496 (1987).

    Article  ADS  Google Scholar 

  6. Hirata, K. et al. Phys. Rev. Lett. 58, 1490–1493 (1987).

    Article  ADS  Google Scholar 

  7. Aartsen, M. G. et al. (IceCube Collaboration) Science 361, 147–151 (2018).

    ADS  Google Scholar 

  8. Paiano, S., Falomo, R., Treves, A. & Scarpa, R. Astrophys. J. 854, L32 (2018).

    Article  ADS  Google Scholar 

  9. Aartsen, M. G. et al. (IceCube Collaboration) Phys. Rev. Lett. 113, 101101 (2014).

    Article  ADS  Google Scholar 

  10. Kadler, M. et al. Nat. Phys. 12, 807–814 (2016).

    Article  Google Scholar 

Download references

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Elena Pian.

Rights and permissions

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Pian, E. Cosmic hadron colliders. Nat Astron 3, 24–25 (2019). https://doi.org/10.1038/s41550-018-0613-y

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/s41550-018-0613-y

Search

Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing