May 18, 2021 updates Posted on May 18, 2021 by Doug Loss We Come in Peace? A Rational Approach to METI https://www.sciencedirect.com/science/article/abs/pii/S0265964621000229 Atomic-scale mixing between MgO and H2O in the deep interiors of water-rich planets https://www.nature.com/articles/s41550-021-01368-2 Expanded Capability of the Breakthrough Listen Parkes Data Recorder for Observations with the UWL Receiver https://iopscience.iop.org/article/10.3847/2515-5172/ac00c1 Impacts of Water Latent Heat on the Thermal Structure of Ultra-Cool Objects: Brown Dwarfs and Free-Floating Planets https://arxiv.org/abs/2105.07000 Stellar Activity Manifesting at a One Year Alias Explains Barnard b as a False Positive https://arxiv.org/abs/2105.07005 A Tidal Origin for a 3-body Resonance in Kepler-221 https://arxiv.org/abs/2105.07368 Variable Irradiation on 1D Cloudless Eccentric Exoplanet Atmospheres https://arxiv.org/abs/2105.08009