'' Nova '' often includes interviews with scientists doing research in the subject areas covered and occasionally includes footage of a particular discovery . Some episodes have focused on the history of science . Examples of topics covered include the following : Colditz Castle , Drake equation , elementary particles , 1980 eruption of Mount St. Helens , Fermat 's Last Theorem , AIDS epidemic , global warming , moissanite , Project Jennifer , storm chasing , Unterseeboot 869 , Vinland , and the Tarim mummies
1980 eruption of Mount St. Helens
1980 eruption of Mount St. Helens
Nova (American TV program)