# Discovery of cosmic microwave background radiation

> aspect of the history of modern physical cosmology

**Wikidata**: [Q5282015](https://www.wikidata.org/wiki/Q5282015)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Discovery_of_cosmic_microwave_background_radiation)  
**Source**: https://4ort.xyz/entity/discovery-of-cosmic-microwave-background-radiation