Author Archives: Jon Butterworth

About Jon Butterworth

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

Observation of a previously unseen behaviour of light

Originally posted on 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…

Posted in Particle Physics, Physics, Science | Tagged , ,

Another pentaquark (now on arXiv)

Originally posted on Life and Physics:
I was earlier into work than usual this morning after talking about a new pentaquark discovered by LHCb and reported just now in the Moriond QCD meeting. Even so, when I got in, Ryan…

Posted in Particle Physics, Physics, Science | Tagged , ,

Reinterpreting Results

I’m Down South this week at Imperial College, for a meeting on “(Re)interpreting the results of new physics searches at the LHC”. Given the lack of obvious signs of physics beyond the Standard Model (particularly supersymmetry at accessible energies), theoretical … Continue reading

Posted in Particle Physics, Physics, Politics, Science | Tagged , ,

Going through GVA

In Geneva airport they’ve had a “Swiss/EU/UK” line at passport control for a long time, even before our act of self harm in 2016. Yesterday evening I noticed the UK flag had been taped over.

Posted in Politics, Travel | 1 Comment