diff --git a/slides/2024-01/languages.md b/slides/2024-01/languages.md
new file mode 100644
index 0000000..42b6e40
--- /dev/null
+++ b/slides/2024-01/languages.md
@@ -0,0 +1,7 @@
+
+## Article
+
+https://thenewstack.io/which-programming-languages-use-the-least-electricity/
+
+![Programming languages and electricity](https://storage.googleapis.com/cdn.thenewstack.io/media/2018/05/3730357d-results-energy-time-and-memory-usage-screenshot-from-research-paper.png)
+