Read article 'Editor’s note'
Editor’s note
After 13 years as the Courier’s Astrowatch contributor, astronomer Marc Türler is moving to pastures new.
Read article 'Editor’s note'
Read article 'Euclid to pinpoint nature of dark energy'
Euclid to pinpoint nature of dark energy
Due for launch in 2020, ESA’s Euclid probe will track galaxies and large areas of sky to find the cause of the cosmic acceleration.
Read article 'Gravitational lens challenges cosmic expansion'
Gravitational lens challenges cosmic expansion
An international group of astronomers has made an independent measurement of how fast the universe is expanding.
Read article 'WIMP no-show in gamma-ray background'
WIMP no-show in gamma-ray background
A possible additional contribution from WIMP annihilation could not be identified, using NASA’s Fermi Gamma-ray Space Telescope.
Read article 'Compact star hints at vacuum polarisation'
Compact star hints at vacuum polarisation
Astronomers may have found the first observational indication of a strange quantum effect called vacuum birefringence.
Read article 'The dawn of a new era'
The dawn of a new era
Gravitational waves open a profound new vista on nature.
Read article 'General relativity at 100'
General relativity at 100
Testing Einstein’s masterpiece with ever increasing precision.
Read article 'Catching a gravitational wave'
Catching a gravitational wave
The technology behind LIGO’s epochal discovery.
Read article 'Linking waves to particles'
Linking waves to particles
Gravitational waves could also shed light on the microscopic world.
Read article 'n_TOF deepens search for missing cosmic lithium'
n_TOF deepens search for missing cosmic lithium
CERN’s neutron time-of-flight (n_TOF) facility has filled in a missing piece of the cosmological-lithium problem puzzle.
