# 2021: The Year in Review

**URL:** <https://discourse.peacefulscience.org/t/2021-the-year-in-review/14645>\
**Category:** Conversation\
**Created:** [January 1, 2022, 5:41am UTC](https://discourse.peacefulscience.org/t/2021-the-year-in-review/14645 "2022-01-01T05:41:55Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/peacefulscience/original/2X/6/6b7bf72453a5c60b0919b6b89a27dc18bc52382c.png) [@system](https://discourse.peacefulscience.org/u/system)\
**Post date:** [January 1, 2022, 5:41am UTC](https://discourse.peacefulscience.org/t/2021-the-year-in-review/14645/5 "2022-01-01T05:41:57Z")

</div>

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| User | Topic | Replies |
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| ![](https://sea2.discourse-cdn.com/flex016/user_avatar/discourse.peacefulscience.org/swamidass/50/3_2.png) | [Paul Giem: Isochron Dating Rocks and Magma Mixing](https://discourse.peacefulscience.org/t/paul-giem-isochron-dating-rocks-and-magma-mixing/12703) | 90 |

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_[View the full topic](https://discourse.peacefulscience.org/t/2021-the-year-in-review/14645)._