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21st Century Tech Blog
AI
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Energy/Industry
Environment
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Home
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Transportation
Solar Energy
A New Look At The Viability Of Solar Roads
lenrosen4
-
November 4, 2024
Electric Vehicles
Updated: Imagine an EV Battery With a Range of 3,000 Kilometres Between Charges
lenrosen4
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October 18, 2024
Artificial Intelligence
Texas to Rollout Faster and Safer Autonomous Trucking Solution
lenrosen4
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September 30, 2024
Transportation
Advanced Driver Assistance Systems Are Transforming The Transportation Industry
lenrosen4
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September 16, 2024
Electric Vehicles
Chinese EVs Are A Climate Change Solution So Why Are The U.S., Canada And Europe Blocking Their Sale?
lenrosen4
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August 28, 2024
Automobiles
The EV30@30 Campaign
lenrosen4
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June 11, 2017
0
Automobiles
A Guide to Saving the Planet One Mile at a Time
lenrosen4
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June 9, 2017
0
Air Transport Technology
The Stratolaunch Space Launch System Makes its Debut
lenrosen4
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June 2, 2017
0
Space
New Zealand’s Rocket Lab to Launch Its First 3D-Printed “It’s a Test” Rocket This Week
lenrosen4
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May 22, 2017
0
Cities
On-Demand Transit May Be Perfect Solution for Smaller Cities and Towns
lenrosen4
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May 17, 2017
2
Automobiles
On the Eve of the 80th Anniversary of the Hindenburg Fire We Look at the Current State of Hydrogen as an Alternative Fuel
lenrosen4
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May 5, 2017
1
Electric Vehicles
Gizmos & Gadgets: Zinc-based Battery May be the Breakthrough to Make Electric Vehicles Ubiquitous
lenrosen4
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April 30, 2017
0
Air Transport Technology
Air Turbulence and CO2 Level Increases in the Atmosphere
lenrosen4
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April 7, 2017
0
Space
Flight Proven Rockets Revolutionizing Space Flight
lenrosen4
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April 5, 2017
0
Agriculture
The Math to Keep Global Mean Temperatures from Rising More Than 2 Degrees Celsius
lenrosen4
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April 3, 2017
0
Agriculture
The Challenge of the 21st Century – Reflections on 2,000 Postings to this Blog Site
lenrosen4
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March 28, 2017
0
Air Transport Technology
Latest Laptop Ban on Flights from Middle East and African Origins May Create Fire in the Hold Threat
lenrosen4
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March 22, 2017
0
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Once Again Global Action To Mitigate Climate Change Is At Risk
November 12, 2024
Canada Celebrates The End Of War Each November 11th
November 11, 2024
