 Our research shows that TikTok can be an effective platform for sharing geoscience content. Short videos with a lecture-style format and featuring recent news events or recognizable locations have been shown to do particularly well. Additionally, it appears that TikTok's algorithmic recommendations play a large role in determining how much a video will be seen. This article was authored by E. E. Zawaki, W. Bohan, S. Johnson, and others.