A new play examines one of the most underappreciated women in physics and isn't afraid of Newtonian mechanics. "It gets real math-y in there," says actor Alexandra Blouin. Blouin, fellow actor Charlie Heinberg and director Catherine L. Brown discuss Emilie: La Marquise Du Châtelet Defends Her Life Tonight , a new show at Redwood Curtain Theater about theoretical physicist Emilie du Châtelet .