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Exploratorium staff member Earl Stirling demonstrates the amazing "Pyrograph", an artwork refined over four years. Like a fiery version of the museum’s classic Drawing Board, Stirling’s "Pyrograph" swings a pendulum over a sandy cauldron, tracing out oscillating patterns in colorful fire. This mesmerizing piece evokes both the Foucault pendulum and Dante’s Inferno.
Project: Miscellaneous | Browse All
Date: January 28, 2010
Format: Demonstration / Activity
Category: Popular Science
Subject(s): Chemistry, Physics