Cosmos Portal

 

Disciplines & Professions: Cosmology

Cosmology is the astrophysical study of the history, structure, and dynamics of the universe. It addresses fundamental questions about the nature and evolution of the universe.

Cosmology includes topics such as Big bang, Cosmic abundance, Microwave background, Cosmological constant, Dark energy and matter, Event horizon, Expansion of the universe, Galaxy clusters, Hubble expansion, Inflation, Olber's paradox, Redshift, Steady state theory and Universe.

 

  • Featured Article

    Early Cosmologies

    Introduction As humans struggle to understand the universe, we are like explorers on a strange island in an unknown sea. At this point in our explorations we know that the island is made of rocks and...

  • Featured Blog Post

    Notes from the Astronomy Underground- Astropalooza

      According to the tagline in Ridley Scott’s 1979 blockbuster Alien, “In space, no one can hear you scream.” It’s true that sound waves, unlike light, need a medium- some kind of...

Featured Resource

Cosmic Journey - A History of Scientific Cosmology

The history of cosmology is a grand story of discovery, from ancient Greek astronomy to space telescopes. This Website, prepared by experts, mirrors the structure of the science, with cosmological theory and astronomical instruments side by...

Latest News

Rewriting general relativity? Putting a new model of quantum gravity under the microscope

American Physical Society (Aug. 24, 2009) – Does an exciting but controversial new model of quantum gravity reproduce Einstein's theory of general relativity? Scientists at Texas A&M University...