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Dirty Bomb: Radiation experts play out a frightening terrorist scenario—exploding a bomb laden with deadly radioactive materials.
Interview and Q&A

Preparing for Terrorism
Preparing for Terrorism Former Assistant Secretary of Defense Graham Allison discusses both radiological and nuclear terrorism.

Ask the Expert
Ask the Expert Charles Ferguson of the Center for Nonproliferation Studies answers questions e-mailed to NOVA about the dirty bomb threat.


Timeline and Interactive

Chronology of Events
Chronology of Events Review incidents involving unprotected radioactive materials in the former Soviet Union and elsewhere.

Sources of Radiation
Sources of Radiation Explore a landscape and locate radioactive sources both harmful and beneficial, natural and manmade.


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TV Program Description

NOVA News Minutes
Watch news clips related to NOVA's "Dirty Bomb" program.

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