Cosmology

The universe is old, vast, and comprehensible. The essays in this category examine the evidence for the Big Bang, the expansion of space, the cosmic microwave background, and the large-scale structure of the cosmos.

Essays

The Cosmic Microwave Background (planned)

A planned essay on the afterglow of the Big Bang and what it tells us about the early universe.

Dark Matter (planned)

A planned essay on the evidence for dark matter and why we know it's not just missing mass.