The secret life of a geologist | Professor Chris Jackson | TEDxWinchester
18:10
Sharing Geology | Nick Zentner | TEDxYakimaSalon
13:37
If these rocks could talk | Tara Djokic | TEDxSydney
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
18:19
How rocks connect communities | Dr Anjana Khatwa | TEDxWinchester
14:53
The secret to getting better sleep tonight | James Leinhardt | TEDxManchester
17:54
What you don't know about hearing aids | Juliëtte Sterkens | TEDxOshkosh
17:18
The Amazing Way Bicycles Change You| Anthony Desnick | TEDxZumbroRiver
16:44