Everybody's worst nightmare: You're riding in an elevator, and suddenly it goes into free fall. Could you save yourself by jumping up at the last second, just before the plummeting car hits bottom? Joe Seamans, producer of NOVA's "Trapped in an Elevator," tests it out. For more, watch "Trapped in an Elevator" airing November 2nd on PBS. Or go to pbs.org/nova.

Video podcast produced for NOVA by Joe Seamans