First Evidence of pep Solar Neutrinos by Direct Detection in Borexino G. Bellini et al. (Borexino Collaboration) Phys. Rev. Lett. 108, 051302 Published 2 February 2012 doi:10.1103/PhysRevLett.108.051302 (preprint on arXiv) this paper have been been highlighted with a Synopsis on the Physics website:
Borexino
Borexino Experiment Official Web Site