2014-02-28 ステライルニュートリノ発見? 宇宙 科学 Signal of neutrino dark matter(Résonaances) Detection of An Unidentified Emission Line in the Stacked X-ray spectrum of Galaxy Clusters(arXiv:1402.2301) An unidentified line in X-ray spectra of the Andromeda galaxy and Perseus galaxy cluster(arXiv:1402.4119)