NSA wiretapping -- a 4th Amendment violation? Blake Norvell at TEDxSMU
16:08
Obesity is a National Security Issue: Lieutenant General Mark Hertling at TEDxMidAtlantic 2012
20:29
Why I changed my mind about nuclear power | Michael Shellenberger | TEDxBerlin
19:33
The Roots of Religion: Genevieve Von Petzinger at TEDxVictoria
20:54
Our democracy no longer represents the people. Here's how we fix it | Larry Lessig | TEDxMidAtlantic
19:13
A Better Block | Jason Roberts | TEDxUTA
17:33
Artificial Intelligence: it will kill us | Jay Tuck | TEDxHamburgSalon
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
26:15