diff --git a/_config.yml b/_config.yml
index fc49246..7e88826 100644
--- a/_config.yml
+++ b/_config.yml
@@ -178,6 +178,8 @@ incremental: false
 # Markdown Processing
 kramdown:
   input: GFM
+  math_engine: mathjax
+  syntax_highlighter: rouge
   hard_wrap: false
   auto_ids: true
   footnote_nr: 1
diff --git a/_includes/head/custom.html b/_includes/head/custom.html
new file mode 100644
index 0000000..543a7ad
--- /dev/null
+++ b/_includes/head/custom.html
@@ -0,0 +1,9 @@
+<!-- start custom head snippets -->
+ 
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
+</script>
+
+<!-- insert favicons. use https://realfavicongenerator.net/ -->
+
+<!-- end custom head snippets -->
diff --git a/_includes/page__meta.html b/_includes/page__meta.html
deleted file mode 100644
index 3d228c9..0000000
--- a/_includes/page__meta.html
+++ /dev/null
@@ -1,31 +0,0 @@
-{% assign document = post | default: page %}
-{% if document.read_time or document.show_date %}
-  <p class="page__meta">
-    {% if document.show_date and document.date %}
-      {% assign date = document.date %}
-      <span class="page__meta-date">
-        <i class="far {% if include.type == 'grid' and document.read_time and document.show_date %}fa-fw {% endif %}fa-calendar-alt" aria-hidden="true"></i>
-        {% assign date_format = site.date_format | default: "%B %-d, %Y" %}
-        <time datetime="{{ date | date_to_xmlschema }}">{{ date | date: date_format }}</time>
-      </span>
-    {% endif %}
-
-    {% if document.read_time and document.show_date %}<span class="page__meta-sep"></span>{% endif %}
-
-    {% if document.read_time %}
-      {% assign words_per_minute = document.words_per_minute | default: site.words_per_minute | default: 200 %}
-      {% assign words = document.content | strip_html | number_of_words %}
-
-      <span class="page__meta-readtime">
-        <i class="far {% if include.type == 'grid' and document.read_time and document.show_date %}fa-fw {% endif %}fa-clock" aria-hidden="true"></i>
-        {% if words < words_per_minute %}
-          {{ site.data.ui-text[site.locale].less_than | default: "less than" }} 1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-        {% elsif words == words_per_minute %}
-          1 {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-        {% else %}
-          {{ words | divided_by: words_per_minute }} {{ site.data.ui-text[site.locale].minute_read | default: "minute read" }}
-        {% endif %}
-      </span>
-    {% endif %}
-  </p>
-{% endif %}
diff --git a/_posts/2024-12-010-why-earth-support-life.md b/_posts/2024-12-10-why-earth-support-life.md
similarity index 100%
rename from _posts/2024-12-010-why-earth-support-life.md
rename to _posts/2024-12-10-why-earth-support-life.md