Read article 'Countdown to physics'
Countdown to physics
Following the restart of the first elements in CERN’s accelerator complex in June, beams are now being delivered to experiments from the Proton Synchrotron (PS) and the PS Booster.
Read article 'Countdown to physics'
Read article 'Precise measurements of top-quark production'
Precise measurements of top-quark production
The top quark is the heaviest-known fundamental particle, whose mass of about 173 GeV is much larger than that of the other quarks, and comparable to those of the W, Z and Higgs bosons.
Read article 'CMS releases final Run 1 results on H → γγ'
CMS releases final Run 1 results on H → γγ
The CMS collaboration achieved an important milestone this summer with completion of the analysis of the last of the five main channels that contributed to the discovery of a Higgs boson in July 2012.
Read article 'The 1-2-3 of Ds meson spectroscopy'
The 1-2-3 of Ds meson spectroscopy
This is the first time that a heavy flavoured spin-3 particle has been observed, and it should lead to new insights into hadron spectroscopy.
Read article 'MicroBooNE detector is moved into place'
MicroBooNE detector is moved into place
The particle detector for MicroBooNE, a new short-baseline neutrino experiment at Fermi National Accelerator Laboratory, was gently lowered into place on 23 June. It is expected to detect its first n...
Read article 'Global strategies for particle physics'
Global strategies for particle physics
The International Committee for Future Accelerators (ICFA) has issued a statement that endorses the strategic plans for the future of high-energy physics in Europe, Asia and the US.
Read article 'Study hints at cosmic-ray ‘hotspot’'
Study hints at cosmic-ray ‘hotspot’
The distribution of ultra-high-energy cosmic rays (UHECR) recorded by the Telescope Array (TA) in the northern sky is displaying an intriguing “hotspot” in the direction of the Ursa Major ...
Read article 'LS1: beams are back in the Proton Synchrotron'
LS1: beams are back in the Proton Synchrotron
Beams of protons are back in CERN’s Proton Synchrotron (PS), having circulated around the accelerator on 20 June for the first time in more than 15 months.
Read article 'ALPHA measures charge of antihydrogen'
ALPHA measures charge of antihydrogen
ALPHAfound it to be compatible with zero to eight decimal places.
Read article 'COSY confirms existence of six-quark states'
COSY confirms existence of six-quark states
Experiments at the Jülich Cooler Synchrotron (COSY) have found compelling evidence for a new state in the two-baryon system, with a mass of 2380 MeV and width of 80 MeV
