Nuclear Expert Predicts How Launching a Single Nuke Could Wipe Out All of Humanity

It’s a measure of their insanity that leaders around the world are seriously considering nuclear war. Ivana Hughes of Columbia on what that would mean.

(0:00) How Powerful Are Nuclear Weapons?
(9:46) What Would Happen if a Nuke Detonated Over Times Square?
(19:53) What Is Nuclear Winter?
(24:56) Ozone Layer Destruction
(27:06) What Would Happen if a Nuclear Power Plant Was Hit With a Nuclear Weapon?
(29:08) How Many Times Have We Launched Nuclear Weapons?
(33:57) The Horrifying Effects of Radiation
(41:29) Is Nuclear Testing Infecting Our Food and Causing Cancer?
(49:41) How Many Nuclear Weapons Exist Today?
(51:14) Close Calls With Nuclear War and Lost Nukes
(54:47) The Cuban Missile Crisis and JFK’s Attempt to Ban Nuclear Weapons
(1:02:03) Why JFK Wanted to End Israel’s Nuclear Program
(1:06:16) North Korea’s Nuclear Program
(1:08:20) Is Iran Actually Trying to Build a Nuclear Weapon?
(1:11:48) The Moral Debate About Our Nuclear Defense Policy
(1:19:59) Are World Leaders Calling for Nuclear War?
(1:29:50) Should America Lead the Charge in Eliminating Nuclear Weapons?
(1:36:50) What Is the Doomsday Clock?
(1:41:26) How Much Money Is Spent on Nuclear Weapon Development?
(1:43:29) The First Step to Eliminating Nuclear Weapons