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21st Century Tech Blog
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Renewable
Solar Energy Technology Is Going “Perovskite”
lenrosen4
-
January 18, 2025
Solar Energy
A New Look At The Viability Of Solar Roads
lenrosen4
-
November 4, 2024
Energy/Industry
Solar Energy is Popping Up in Some Very Unusual Places
lenrosen4
-
April 17, 2024
Energy/Industry
What’s Holding Back Solar for Homes in the United States?
lenrosen4
-
April 11, 2023
Solar Energy
The Concept of Unlimited Solar Energy From Space is One Step Closer to Reality
lenrosen4
-
January 7, 2023
Electric Vehicles
Energy Update: An Environmental Engineer’s 2030 Forecast
lenrosen4
-
May 16, 2013
1
Energy/Industry
Energy Update: Solar Power to the Poor
lenrosen4
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May 13, 2013
0
Cities
Society and Politics – Part 4: Getting Change Done
lenrosen4
-
May 1, 2013
1
Energy/Industry
Gizmos & Gadgets: New Solar Powered Window Outlet
lenrosen4
-
April 30, 2013
2
Artificial Intelligence
The 10 Breakthrough Technologies of 2013 According to MIT Technology Review
lenrosen4
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April 25, 2013
0
Industrial Technology
Gizmos & Gadgets: New Solar-Powered 3D Printer Converts Desert Sand to Glass
lenrosen4
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April 7, 2013
0
Energy/Industry
Energy Update: New Organic Solar Cell Mimics What Plants Do But Conversion Efficiency Needs to Improve
lenrosen4
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April 4, 2013
0
Automobiles
MIT Technology Review Lists 50 Most Disruptive Companies for 2013
lenrosen4
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March 5, 2013
2
Agriculture
Headlines at 21st Century Tech for March 1, 2013
lenrosen4
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March 1, 2013
0
Biomedicine
Headlines at 21st Century Tech for February 22, 2013
lenrosen4
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February 22, 2013
0
Biomass
Energy Update: Keystone is a Drop in the CO2 Bucket List
lenrosen4
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February 18, 2013
0
Gadgets
Gizmos & Gadgets: Autoclave Quality Sterilization in Remote Settings for Less Than $200
lenrosen4
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January 2, 2013
2
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