They see me rolling… inflating
How to produce black holes during inflation: with a ball, a hill and a speed bump.
A Dizzying Diversity of Dwarf Galaxies
Today’s paper explains why the rotation curves of dwarf galaxies continue to baffle astronomers.
Not Far in the Dark
To confirm whether some galaxies have suspiciously low amounts of dark matter, we need to be sure how far away they are.
The Nobel Prize for the Foundations of Modern Cosmology
Half of the 2019 Nobel Prize in Physics was awarded to James Peebles for his work in physical cosmology. Come read about some of his contributions that led to this recognition!
Dwarf Galaxies without Dark Matter
Today’s paper looks at observations of 19 low mass galaxies which appear to contain no dark matter, potentially challenging our overall understanding of galaxy formation.
Dark Matter vs MOND: A Tug of War
What is the role of Dark matter in the universe, and are there any alternatives to explain the phenomena we see? Today’s bite explores one such theory.