Making a Universe with (Rel)axions The discovery of the Higgs boson reinforces the possibility that other similar, scalar particles may exist in nature. In this talk, I will begin by discussing one such dark matter and sometime inflaton candidate, the axion. I will describe the claim that dark matter axions form an exotic state of … Continue reading "CRA Seminar: Dr. Chanda Prescod-Weinstein (University of Washington, Seattle) **Special Time**"

100,000 Asteroids Down the Back of the Couch: A Novel Approach to the Minor Planet Linking Problem A number of ongoing surveys, such as Pan-STARRS, the Catalina Sky Survey, OSSOS, and NEOWISE, as well as planned surveys such as ZTF, LSST, and NEOCam, are designed to pursue goals ranging from constraining models of planet formation, … Continue reading "Matt Holman (Harvard CfA, director of Minor Planet Center)"