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21st Century Tech Blog
Science, Technology and the Future
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Solar Energy
Solar Energy
Energy/Industry
Perovskite Photovoltaics Leaving Silicon In The Dust
lenrosen4
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May 30, 2025
Energy/Industry
Perovskite Solar: The Technology That’s Changing How We Power Small Devices
lenrosen4
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May 28, 2025
Renewable
Solar Energy Technology Is Going “Perovskite”
lenrosen4
-
January 18, 2025
Solar Energy
A New Look At The Viability Of Solar Roads
lenrosen4
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November 4, 2024
Energy/Industry
Solar Energy is Popping Up in Some Very Unusual Places
lenrosen4
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April 17, 2024
Energy/Industry
Gizmos & Gadgets: MicroStorage Energy Provides Dual-Power Capability for Solar Installations
lenrosen4
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March 2, 2017
0
Automobiles
The Driverless Car Revolution is Getting Closer and It Means Big Changes
lenrosen4
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January 4, 2017
0
Biomass
Speculation on the Future of Fossil Fuels
lenrosen4
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December 21, 2016
0
Energy/Industry
Gizmos & Gadgets: A Solar Roof That Will Cost You Less Than a Normal Roof Plus the Cost of Electricity
lenrosen4
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October 29, 2016
0
Energy/Industry
Added Renewable Electricity Generation Surpassed Fossil Fuel Plants in 2015
lenrosen4
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October 26, 2016
0
Energy/Industry
Australia Combines Solar and Pumped Storage at Abandoned Gold Mine Site
lenrosen4
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September 14, 2016
0
Energy/Industry
Advances in Battery Technology Encouraging for Transition to 100% Renewable Energy
lenrosen4
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September 10, 2016
1
Automobiles
Solar, Batteries and Electric Vehicles – a $6 Trillion Industry in the Next Two Decades
lenrosen4
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September 5, 2016
0
Energy/Industry
United Arab Emirates Pilot Project Stores Solar Energy in Desert Sand
lenrosen4
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August 22, 2016
0
Agriculture
Demonetizing Our Living Costs – Peter Diamandis Talks About Technological Socialism
lenrosen4
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July 18, 2016
0
Climate Change Science
U.S. Democratic Platform Adopts More Aggressive Climate Change Agenda
lenrosen4
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July 12, 2016
0
Energy/Industry
Peter Diamandis Talks About the Coming Solar Energy Revolution
lenrosen4
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May 9, 2016
0
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