It’ll All B-A-O-kay – How the BAO Feature Guards Cosmological Information From Nonlinear Evolution
Today’s classic paper explains why the baryon acoustic oscillation feature faithfully ferries cosmological information to the late universe.
From Dust Bunnies to Black Holes: Oppenheimer-Snyder Collapse
In this summary of a classic paper from 1939, we look back at the very first theory of black hole formation: Oppenheimer and Snyder’s model of a spherically collapsing ball of dust.
Rewriting the geologic history of Mars one megaflood at a time
The rocks explored by the Curiosity Rover in Gale Crater are sure signs of the past presence of water on the red planet, but how did they form? The prevailing view has been a long-lasting lake environment, potentially suitable for life, but today’s paper offers a much more dramatic explanation.
Hydration is Key: Clues about Venus’ early habitability from its present-day atmosphere?
Could Venus ever have boasted an ocean? What can models of atmosphere and interior evolution tell us about the history of water on our sister planet?
Ironing out Infinities with the Conformal Diagram
In today’s classic paper – Nobel laureate Roger Penrose fits the whole universe on a page!
The Nobel Prize in Physics 2020: Reinhard Genzel
This week we’re celebrating this year’s astronomical awardees for the Nobel Prize in Physics. Today we have Reinhard Genzel and his pioneering work on constraining the black hole at the centre of our Galaxy