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21st Century Tech Blog
Science, Technology and the Future
AI
Computers
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Energy/Industry
Environment
Medical
Politics
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Transportation
Transportation
Artificial Intelligence
What Happens to Navigation When GPS and a Map Are Unavailable
lenrosen4
-
April 10, 2025
Electric Vehicles
China’s BYD For The Top Includes New EV Batteries That Recharge In Five Minutes
lenrosen4
-
March 24, 2025
Electric Vehicles
The Two-Wheeled EV Market Focuses On Transportation Needs For The Global South
lenrosen4
-
March 9, 2025
Climate Change Science
Has Climate Change Made Commercial Flight More Problematic?
lenrosen4
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February 25, 2025
Climate Change Science
The Earth’s Rate of Warming in the 21st Century is 0.2 Celsius per Decade
lenrosen4
-
December 19, 2024
Electric Vehicles
What if You Could Fully Charge an Electric Vehicle in Five Minutes?
lenrosen4
-
December 17, 2021
0
Energy/Industry
Dimensional Energy Was One Company Competing for the Carbon XPrize – It Didn’t Win But We All May Because of It
lenrosen4
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November 5, 2021
0
Artificial Intelligence
Michigan Plans for an Inductive Vehicle Wireless Road and an Autonomous Vehicle Corridor
lenrosen4
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November 1, 2021
0
Space
Space Tourism Off to a Bumpy Ride
lenrosen4
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October 24, 2021
0
Electric Vehicles
Students Invent Solar-Powered Camper
lenrosen4
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September 24, 2021
0
Cities
An Airbag in a Backpack: As Cities Add Bike Lanes This Gadget May Prove to be a Lifesaver
lenrosen4
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September 18, 2021
0
Housing
3D Concrete Printing Containing Graphene Featured in Building of a New High-Speed Rail System in Britain
lenrosen4
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August 21, 2021
0
Politics and Technology
Vision Zero In Transportation Will Only Come About Through Smart Infrastructure
lenrosen4
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July 22, 2021
0
Electric Vehicles
An Electric Vehicle Deployment Accelerator: Battery Swapping
lenrosen4
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July 2, 2021
0
Hydrogen
Turning Unrecyclable Plastic and Other Waste into Hydrogen is Doable
lenrosen4
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June 30, 2021
0
Artificial Intelligence
China UFO-ology Competes with U.S. UFO-ology Except the Former is Using AI to Figure Out What’s Going On
lenrosen4
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June 13, 2021
0
Hypersonic Technology
UFO-ology Gains Traction with New U.S. Report
lenrosen4
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June 11, 2021
0
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Science Without The Humanities In College Is Poor Education
April 14, 2025
