Nearly 4,000 people showed up to the Lamont-Doherty Open House on Saturday. Through interactive exhibits, games, goo, and a few explosions, people of all ages learned about geology, earth science, and climate change—and had a lot of fun in the process. Here are a few of our favorite moments from the day’s several dozen activities and lectures.
Researchers use ping pong balls and liquid nitrogen to simulate a Plinian eruption. Videos by Sarah Fecht and Kyu Lee/Earth Institute at Columbia University
Earth scientist Marc Spiegelman dances on a mixture of cornstarch and water to demonstrate some of the amazing properties of rocks—like their ability to be both elastic and brittle. Video by Kyu Lee/Earth Institute at Columbia University