December 20, 2019 updates Posted on December 20, 2019June 28, 2020 by Doug Loss A real-life deluminator for spotting exoplanets by reflected starlight https://phys.org/news/2019-12-real-life-deluminator-exoplanets-starlight.html Static traversable wormholes in f(R, T) = R + 2α ln T gravity https://www.sciencedirect.com/science/article/abs/pii/S0577907319309141 Survival of Primordial Planetary Atmospheres: Photodissociation Driven Mass Loss https://arxiv.org/abs/1912.08820