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97%VideoMar 2016

Hillary Clinton vs Bernie Sanders - Fracking

(3:38) A question on fracking highlighted the difference between Hillary Clinton and Bernie Sanders' positions.


95%VideoOct 2011

Justin Hall-Tipping - Freeing energy from the grid

(12:46) The power plant of tomorrow is... no power plant. If we had exquisite control over the essence of energy, the electron, we could generate the energy we need from where we are.

95%VideoNov 2015

Obama kills Keystone pipeline

(8:34) President Obama announces that his Administration is rejecting the Keystone XL Pipeline.

95%VideoAug 2011

World's simplest motor

(0:20) Ingredients: Battery, wire and magnet

95%VideoAug 2013

Solar Roadways 2

(3:39) Scott and Julie Brusaw are developing smart solar power road surfaces that could provide the world with all the power it needs.


95%VideoMar 2012

Melting rock with sunshine

(1:44) Jem Stansfield travels to the Solar Furnace Research Facility in southern France to witness the incredible power of concentrated sunlight.


95%VideoDec 2014

Bill Nye explains why climate change is so hard to stop

(2:45) If the United States were out in front, the whole world would follow.


95%VideoMar 2008

German scientists link biogas, wind and solar

(7:26) The entire country could be powered by renewables.


94%VideoAug 2010

Solar Roadways

(4:38) The road ahead, so brilliant and so obvious once you know. The Solar Roadways project is working to pave roads with smart solar panels you can drive on.


94%VideoAug 2011

Isaac Asimov - How to save civilization (1 of 2)

(10:05) American science fiction writer and biochemist Isaac Asimov (1920 - 1992) on how humanity can survive.