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Phrases with «microwave background»

The phrase "microwave background" refers to a faint glow of microwaves present throughout the entire universe. It is leftover energy from the early stages of the universe, when it was extremely hot and dense. This glow helps scientists study the history and structure of the universe. Full definition

Related phrases

Sentences with «microwave background»

  • The next most important observational evidence was the discovery of cosmic microwave background radiation in 1964. (sciencedaily.com)
  • The famous cosmic microwave background radiation, considered to be the definitive proof of the big bang, fills the sky. (scientificamerican.com)
  • In that case, the cosmic microwave background data might provide a better picture of the «global» expansion rate for the whole universe. (sciencenews.org)
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