February 10, 2021 updates Posted on February 10, 2021 by Doug Loss Imaging low-mass planets within the habitable zone of α Centauri https://www.nature.com/articles/s41467-021-21176-6 Melting and density of MgSiO3 determined by shock compression of bridgmanite to 1254GPa https://www.nature.com/articles/s41467-021-21170-y The curse of clouds https://arxiv.org/abs/2102.04772 Nitrogen Dioxide Pollution as a Signature of Extraterrestrial Technology https://arxiv.org/abs/2102.05027