# A Window to the Earliest Universe

- Institution: Gresham College
- Speaker: Professor Joseph Silk
- Level: For everyone
- Language: English
- Subjects: Physics, Astronomy and space
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/window-earliest-universe)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

An explanation of the Cosmic Microwave Background.

## Lectures

1. [A Window to the Earliest Universe](https://invisiblenetwork.ai/learn/gresham/window-earliest-universe/1084ea24d677) (YouTube)