October 23, 2026
Lamont rocks! Science enthusiasts of all ages traveled to Lamont-Doherty Earth Observatory for the 2026 Open House, a tradition that dates back to as early as 1949. Columbians, neighbors, and guests explored the expansive campus in Palisades, NY, and participated in a variety of hands-on activities, demonstrations, and installations, including favorites like bathtub science, trash can volcano explosions, glacial goo, and rocks from space. This daylong celebration of knowledge represented an opportunity for the wider community to learn from Lamont researchers about the many tools they use to better understand our planet and see some of the evidence they’ve gathered firsthand.
For more, check out this recap and social media post.
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See all the photos from the series here.