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21st Century Tech Blog
Science, Technology and the Future
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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
-
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
Artificial Intelligence
Space Update: The Byproducts of Space Technology Represent Some of the Most Innovative Technology Humanity Has Produced
lenrosen4
-
July 16, 2012
2
Climate Change Science
Headlines at 21st Century Technology for July 13, 2012
lenrosen4
-
July 13, 2012
0
Energy Conservation Technology
Energy Update: Solar is Taking Off According to this BP Report
lenrosen4
-
July 10, 2012
0
Agriculture
Rio+20: A Report Card On How We Are Doing So Far?
lenrosen4
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June 21, 2012
0
Automobiles
Transportation and Energy Update: Some Big Numbers to Ponder and a New Fuel Source
lenrosen4
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June 16, 2012
0
Automobiles
Headlines at 21st Century Tech for June 15, 2012
lenrosen4
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June 15, 2012
0
Climate Change Science
Climate Science and Energy Update: 13 Actions Our Governments Must Take
lenrosen4
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June 11, 2012
0
Mining
Our Space Future in the 21st Century – Part 1: Where Will We Be in Space in 2100?
lenrosen4
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June 9, 2012
14
Agriculture
Headlines at 21st Century Tech for June 8, 2012
lenrosen4
-
June 8, 2012
0
Air Transport Technology
Transportation Update: Engineers Working on a Prius for the Skies
lenrosen4
-
June 7, 2012
0
Space
Space and Humanity in the 21st Century: Part 10 – What Compels Business to go into Space?
lenrosen4
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June 4, 2012
0
Material Science
Space and Humanity in the 21st Century: Part 7 – A Search for a Cheaper and Faster Way to Outer Space
lenrosen4
-
May 28, 2012
0
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Doctor Activism On Climate Sparks Canadian Election Letter-Writing Campaign
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Science Without The Humanities In College Is Poor Education
April 14, 2025
