The recent results of the BICEP 2 experiment published on March 17th 2014, has generated a lot of media attention, with the general consensus being that "this is a major discovery" perhaps leading to a Nobel Prize for some.
But for those that are still skeptical, what are the competitors to this experiment, and when are their results expected to be published?
Answer
Competing experiments that are also trying to detected large scale B-mode polarization in the CMB include:
South Pole Telescope
https://pole.uchicago.edu/spt/science/index.html
POLARBEAR
http://www.mcgillcosmology.ca/polarbear
http://bolo.berkeley.edu/polarbear/
Atacama B-mode Search
http://www.princeton.edu/physics/research/cosmology-experiment/abs-experiment/
ACTpol (Atacama Cosmological Telescope)
http://arxiv.org/abs/1006.5049
CLASS (Cosmology Large-Angular Scale Surveyor)
http://cosmos.pha.jhu.edu/bennett/class.html
PIPER (Primordial Inflation Polarization Explorer) balloon experiments http://science.gsfc.nasa.gov/665/research/
ESA Plank satellite
http://www.esa.int/Our_Activities/Space_Science/Planck
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