Read article 'Dark-matter self-interactions are weak'
Astronomers using observations from the NASA/ESA Hubble Space Telescope and NASA’s Chandra X-ray Observatory have studied how dark matter in clusters of galaxies behaves when the clusters collid...
Read article 'The LHC: a machine in training'
More than 10,000 tests need to be completed to prepare the LHC for a collision energy of 13 TeV.
Read article 'NUCLEON takes its place in space'
On 13 January, less than three weeks after being launched into space, the NUCLEON satellite experiment was switched on to collect its first cosmic-ray events.
Read article 'LHCb gets a precise handle on sin 2β'
In the first week of March, at Les Rencontres de Physique de la Vallée d’Aoste, La Thuile, the LHCb collaboration announced a precision measurement of CP (charge/parity) violation.
Read article 'ATLAS sets limits on anomalous quartic-gauge couplings'
The ATLAS and CMS collaborations are now looking into deeper levels of Standard Model predictions by probing additional ways in which the gauge bosons interact with each other.
Read article 'CMS prepares to search for heavy top-quark partners in Run 2'
A variety of theories beyond the Standard Model attempt to address the hierarchy problem.
Read article 'Proto-collaboration formed to promote Hyper-Kamiokande'
The Inaugural Symposium of the Hyper-Kamiokande Proto-Collaboration, took place in Kashiwa, Japan, on 31 January, attended by more than 100 researchers.
Read article 'Planck reveals no evidence of new physics'
The release of the full mission data of ESA’s Planck spacecraft is a milestone for cosmology. Despite the high quality of the data – including, for the first time, polarization observation...
Read article 'COMPASS measures the pion polarizability'
The COMPASS experiment at CERN has made the first precise measurement of the polarizability of the pion – the lightest composite particle built from quarks.
Read article 'The International Year of Light'
To celebrate the IYL 2015, this issue of CERN Courier looks at how brilliant, accelerator-based X-ray free-electron lasers are enabling exciting new studies in biology among other topics.
