Explores the impact of COVID-19 on astronomy and the European Southern Observatory, delves into the Friedmann equations, and discusses the concept of dark energy.
Explores the history of the Universe, from Big Bang Nucleosynthesis to the Cosmic Microwave Background, including mass measurements, CMB's role, and statistical assessments.
Covers the analysis of gravitational lensing in galaxy clusters, focusing on the mass distribution and precision achieved in the mass model of the galaxy cluster MACSJ0416.1-2403.