Observation of a previously unseen behaviour of light

Evidence  Observation: Another update from the arXiv – this went (well) over 5 sigma today (link to ATLAS paper at the bottom of the article).

Life and Physics

Beams of light do not, generally speaking, bounce off each other like snooker balls. But at the high energies in the Large Hadron Collider at CERN they have just been observed doing exactly that


At the Guardian.

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About Jon Butterworth

UCL Physics prof, works on LHC, writes (books, Cosmic Shambles and elsewhere). Citizen of England, UK, Europe & Nowhere, apparently.
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