Justin Hall-Tipping: Freeing energy from the grid
15:16
Donald Sadoway: The missing link to renewable energy
15:13
Adam Savage vs The "Perpetual Motion" Machine!
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
20:13
The Most Powerful Computers You've Never Heard Of
18:02
Acoustic Energy & Surprising Ways To Harness It (Intro To Thermoacoustics)
13:59
The Contradictions of Battery Operated Vehicles | Graham Conway | TEDxSanAntonio
16:37
Why the world population won’t exceed 11 billion | Hans Rosling | TGS.ORG
17:59