This might be interesting to people here. It is an unfinished series of articles that cover each major stage of the big bang era timeline.
https://bigthink.com/starts-with-a-bang/when-cosmic-inflation-occurred/
https://bigthink.com/starts-with-a-bang/beginning-big-bang/
https://bigthink.com/starts-with-a-bang/universe-at-its-hottest/
https://bigthink.com/starts-with-a-bang/matter-defeated-antimatter/
https://bigthink.com/starts-with-a-bang/higgs-gave-particles-mass/
https://bigthink.com/starts-with-a-bang/protons-and-neutrons-formed/
https://bigthink.com/starts-with-a-bang/last-antimatter-disappeared/
https://bigthink.com/starts-with-a-bang/first-elements-formed/
https://bigthink.com/starts-with-a-bang/what-like-when-no-stars-existed/
https://bigthink.com/starts-with-a-bang/first-stars-began-shine/
https://bigthink.com/starts-with-a-bang/very-first-stars-died/
https://bigthink.com/starts-with-a-bang/polluted-stars-formed/
https://bigthink.com/starts-with-a-bang/first-galaxies-began-to-form/
https://bigthink.com/starts-with-a-bang/cosmic-dark-ages-ended/
https://bigthink.com/starts-with-a-bang/life-first-became-possible/
https://bigthink.com/starts-with-a-bang/universe-formed-most-stars/