 Men & women in rocket ships near Mars gasp "Inverting... course... 180... degrees..." in high-gee maneuvers. Meanwhile, the offbeat scientist (Claude Rains) shouts at the labcoats who have invaded his greenhouse (where he spends his time tending flowers and scribbling math in chalk on the pots): "Back you madmen! I have one advantage over all of you! Calculus!" Sine waves and music are eventually used to talk to "the outsider."