Featured images

LHCb lead collisions

26 Nov 2015 – Lead ions collide in the LHCb detector

Keep on truckin'

18 Nov 2015 – This truck creates vibrations in the ground to measure how seismic waves travel through the rock beneath the surface

RFQ up close

12 Nov 2015 – This entry for the CERN Photowalk 2015 contest shows detail from a radiofrequency cavity - a structure that accelerates charged particles

Moving HiRadMat 27

3 Nov 2015 – The HiRadMat 27 apparatus on its way to a cavern where it will receive proton beams from the Super Proton Synchrotron for fixed target experiments

First magnets from CERN to SESAME

22 Oct 2015 – On Monday CERN bid farewell to two containers of magnets. Their destination: SESAME, the synchrotron light source under construction in Jordan

CERN Photowalk 2015

30 Sep 2015 – A photographer takes part in the Global Physics Photowalk at CERN

Safety tractors

15 Sep 2015 – The first Towing Tractor training course took place at the Safety Training Center at Prévessin in December 2014

Power Electronics and Applications

11 Sep 2015 – CERN Director-General Rolf Heuer addressed the Conference on Power Electronics and Applications in Geneva this week

Tracker hackers

7 Sep 2015 – Workers assemble the ATLAS SemiConductor Tracker at CERN, which will take precision measurements of particles in the ATLAS detector

Monitoring the monitors

2 Sep 2015 – From the ATLAS control room, a man peruses screens showing the activity of subdetectors on the ATLAS experiment

Sprucing up the Globe

19 Aug 2015 – Renovation work begins on CERN's Globe of Science and Innovation

Kid's camp

13 Aug 2015 – The CERN Fire and Rescue service showed budding young firefighters the ropes at a recent Kid's Camp at CERN's Safety Training Centre

Levitating metal cube

7 Aug 2015 – The disk is a superconducting magnet. When cooled by liquid nitrogen, it expels its magnetic field, magnetically levitating the cube

SESAME magnets in Barcelona

3 Aug 2015 – Magnets sit in crates at the ALBA Synchrotron near Barcelona, Spain, ready for shipping to the SESAME project in Jordan

Scorpions

21 Jul 2015 – German rock band Scorpions, pictured here with CERN engineer Michael Jeckel (centre, blue shirt), visited CERN at the weekend

Pentaquarks!

16 Jul 2015 – The LHCb experiment at CERN’s Large Hadron Collider has reported the discovery of a class of particles known as pentaquarks

LHC run 2 in the ALICE control room

29 Jun 2015 – Scenes from the control room for the ALICE detector on 3 June 2015 when the LHC first started providing data at 13 TeV to experiments

New staff

26 Jun 2015 – On Thursday 25 June 2015, recently-recruited staff members and fellows were welcomed at the Induction Programme

Bike2Work

23 Jun 2015 – Participants in "Bike2Work 2015" celebrated the project today with a parade, cycling between CERN's Prevessin and Meyrin sites

Mini radiofrequency module for medical applications

22 Jun 2015 – Teams at CERN have now created the first module of a brand-new accelerator, which will be just 2 metres long

Proton Synchrotron now on Google Street View

18 Jun 2015 – Take a look around the Proton Synchrotron, now available to visit through Google Street View

CMS beampipe

11 Jun 2015 – The beampipe from the CMS detector was removed and placed during CERN's long shutdown

CMS control screens

3 Jun 2015 – Physicists in the CMS control room look up at the various display panels in anticipation of the start of the physics run

Stable beams!

3 Jun 2015 – In the CERN Control Centre, the LHC operations team as well as members of CERN management applaud the announcement of stable beams

Low-energy proton beams tune the CMS detector

13 May 2015 – Proton beams at 450 gigaelectronvolts (GeV) collide for a total energy of 900 GeV in the CMS detector

Beam splashes at CMS

16 Apr 2015 – Beam splashes on screens in the CMS Control Room, on the evening when the LHC delivered the second batch of post-LS1 splashes to CMS and ATLAS

A busy LHC hub on the day of the restart

7 Apr 2015 – The LHC hub in the CERN Control Centre was packed with LHC operators for the restart of the accelerator after a 2-year shutdown

Twitter bee

2 Apr 2015 – CERN won the award for the best Twitter page in Switzerland at he #worldforum15 ceremony in Zurich last month

CineGlobe projections

30 Mar 2015 – Participants in CineGlobe, the International Film Festival held at CERN, admire a projection in a geodesic dome

worldwebforum

12 Mar 2015 – The worldwebforum conference in Zurich, Switzerland, where CERN was presented with the Best Swiss Twitter Page 2015

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