Iterative Emulation is the Sincerest Form of Parameter Estimation
Ever wanted to estimate some cosmological parameters but your MCMC chains are too slow? Check out today’s paper for a method to speed up your estimation using iterative emulation.
Meet the AAS Keynote Speakers: Dr. Andrea Dupree
Hear from Andrea Dupree about her research on the diet of young stars and her advice for early-career astronomers before her plenary talk at #AAS235.
Drop It Like It’s Biased: A Step-by-Step Guide to Dropping the GRE
An Astro2020 white paper presents evidence that GRE is biased and a poor predictor of PhD success, and offers guidelines for eliminating the requirement from graduate school admissions.
Twinkle, Twinkle, Little Resonant Planetary System
The planetary system around the K2-138 star is the longest known 3:2 resonant chain. New radial velocity measurements reveal the properties of these rhythmic planets.
Astronomical Observatories and Indigenous Communities in Chile
Continuing our series on the historical interaction between Western astronomy and Indigenous communities, this post discusses ALMA and other observatories in Chile.