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Articles related to "Cosmic Background Radiation"
Blackbodies in Astrophysics The wavelengths of the electromagnetic radiation emitted by an ideal blackbody radiator depends only on the temperature. ideal blackbody radiator • electromagnetic radiation • blackbody • astrophysics • astrophysical applications
The Age of the Universe New studies reveal new estimate on the age of the universe astronomy • universe • age of the universe • cosmic background radiation
The Cosmic Background Radiation Penzias and Wilson accidentally discovered the 3K cosmic microwave background radiation, which provided strong evidence supporting the big bang theory. cosmic background radiation • microwave • big bang theory • penzias • wilson
The Planck Time and the Big Bang In the big bang theory, the Planck time is the first miniscule fraction of a second after the initial big bang. The universe had just come into being. big bang theory • universe • planck time • cosmic background radiation • hubble plot
Heat from Origin of the Universe The big bang theory predicts the universe has cooled to a few degrees above absolute zero and is awash in a faint glow of the 3K microwave cosmic background radiation. cosmic background radiation • cosmic microwave background radiation • big bang theory • origin of the universe • 3k background radiation
Beyond the Big Bang On of the most surprising recent discoveries about the universe is not only that it is expanding, but that it is expanding at an accelerating rate. cosmology • cosmologist • big bang • accelerating expansion • dark matter
Big Bang Theory Several scientific tests show the Big Bang Theory provides a true vision of the Origin of the Universe to within 1/100 of a second after The Bang standard model of cosmology • cosmic background radiation • einstein • edwin hubble • alexander friedmann
Steady State and Big Bang Theories Both the steady state and big bang cosmological theories are based on certain fundamental cosmological assumptions and observations. steady state theory • big bang theory • cosmology • cosmological principle • expansion of the universe
Steady State Cosmology The steady state theory was a mid 20th century alternative to the big bang theory. It suggested that there was no moment of creation. The universe has always existed. steady state theory • big bang theory • cosmology • cosmological principle • perfect cosmological principle |
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