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21st Century Tech Blog
Science, Technology and the Future
AI
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Energy/Industry
Environment
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Material Science
Are Heat Shields The Key to Unlocking a Future Space Economy?
lenrosen4
-
April 11, 2025
Manufacturing
Space Manufacturing Is About To Get Real
lenrosen4
-
March 6, 2025
Manufacturing
What’s Holding Back Aluminum Recycling?
lenrosen4
-
December 28, 2024
Cities
The Present And Future Internet of Things For Sustainable Construction
lenrosen4
-
September 5, 2024
Industrial Technology
Electrified Thermochemical Reactor Could Revolutionize and Decarbonize Heavy Industry
lenrosen4
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September 4, 2024
Artificial Intelligence
Robots Demonstrate Visual Foresight to Learn on Their Own
lenrosen4
-
December 7, 2017
0
Computers
Plasmonic Nanofocus Data Transmission – Welcome to the Next Generation of Computers Using Photons Not Electrons
lenrosen4
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December 3, 2017
0
Artificial Intelligence
Survey of 3,240 Americans Crystal Balls the Future and What We Will See
lenrosen4
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November 18, 2017
0
Energy/Industry
“Clean Coal” Part of U.S. COP23 Presentation Has Proven a Bust
lenrosen4
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November 13, 2017
0
Energy/Industry
Wind Power is About Size and Location: Over Water Seems Best
lenrosen4
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November 11, 2017
0
Mining
How to Mine an Asteroid and Get Filthy Rich Doing It
lenrosen4
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October 24, 2017
0
Electric Vehicles
Gizmos & Gadgets: C-Ion Battery May Be the Future of Energy Storage
lenrosen4
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October 22, 2017
0
Computers
New XPrizes to Focus on Alzheimer’s, Clean Air, Cybersecurity, Democracy and Zero Waste Mining
lenrosen4
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October 16, 2017
0
Artificial Intelligence
The Disruption of the Automotive Industry Represents a Significant 21st Century Change
lenrosen4
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October 14, 2017
0
Energy/Industry
Baseload Renewables’ Goal to Take Carbon Out of the Energy Equation for Good
lenrosen4
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October 3, 2017
0
Energy/Industry
Potential Lithium Battery Game Changer – Water Salt
lenrosen4
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October 2, 2017
0
Agriculture
Agriculture Faces Many 21st Century Disruptors
lenrosen4
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September 18, 2017
0
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