The Dark Side of the Universe
A. De R\'ujula

TL;DR
This paper provides an accessible overview of the history, current understanding, and challenges related to dark matter and dark energy in cosmology.
Contribution
It offers an introductory synthesis of the development and present state of dark universe research.
Findings
Dark matter and dark energy constitute most of the universe's mass-energy.
Current observations support the existence of dark components but their nature remains unknown.
Understanding these phenomena is crucial for cosmology and fundamental physics.
Abstract
A view on the history and current status of dark matter and dark energy, at a fairly introductory level.
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Taxonomy
TopicsHistory and Developments in Astronomy · Astronomy and Astrophysical Research · Cosmology and Gravitation Theories
