I've studied nuclear war for 35 years -- you should be worried. | Brian Toon | TEDxMileHigh
        22:52
8 ways the world could suddenly end: Stephen Petranek at TEDxMidwest
        23:45
Fermi's Paradox and the Psychology of Galactic Empires | Matthew O´Dowd | TEDxTUWien
        17:07
The Myth of Nuclear Weapons: Stories Through the Mushroom Cloud | Daniel Högsta | TEDxUofM
        21:22
Dark Side of AI - How Hackers use AI & Deepfakes | Mark T. Hofmann | TEDxAristide Demetriade Street
        20:31