text:   solution to the sigma-8 problem",1,"['New paper today— Hidden Treasures: Sterile Neutrino #darkmatter can be cold or warm, or a fraction of the dark matter through several production mechanisms. 3.55 keV signal could be CDM, WDM or CWDM &amp; σ8 problem could be due to ~80 eV steriles <LINK> <LINK>']",19,07,257