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Search
21st Century Tech Blog
Science, Technology and the Future
AI
Computers
Education
Energy/Industry
Environment
Medical
Politics
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Energy/Industry
Can Where Seawater and Freshwater Meet Power the World?
lenrosen4
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November 27, 2023
uncategorized
The Loss of our Sense of Smell and Taste from COVID-19 May Soon be a Thing of the Past
lenrosen4
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October 18, 2023
Cities
Can Legacy Buildings Contribute to Climate Change Mitigation?
lenrosen4
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March 13, 2023
Energy/Industry
Abandoned Mine Shafts Can Use Gravity to Turn Them Into Giant Batteries
lenrosen4
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February 8, 2023
Artificial Intelligence
Technological Innovation is Changing Student Engagement and How Education Gets Delivered
lenrosen4
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January 22, 2023
uncategorized
As The Year Ends I Keep on Thinking About Alien Worlds
lenrosen4
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December 29, 2017
0
uncategorized
Life in the Universe Beyond Earth Gets Boost from Study of Australian Fossil Microorganisms
lenrosen4
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December 28, 2017
0
uncategorized
Peter Diamandis Talks About the Abundance of Capital Available for Technology Innovators
lenrosen4
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December 11, 2017
0
uncategorized
Gizmos & Gadgets: Smart Home Tech
lenrosen4
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December 11, 2017
0
uncategorized
A Five Year Earthquake Forecast Suggests a Likely Increase in Events
lenrosen4
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November 21, 2017
0
uncategorized
Nanosats and ESAILs: Novel Ways to Explore Our Solar System
lenrosen4
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October 20, 2017
0
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A Future Place to Settle the Moon May Have Been Found by Japanese Space Agency
lenrosen4
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October 19, 2017
0
uncategorized
What If We Go to Mars and Find Out It Is Already Inhabited?
lenrosen4
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October 17, 2017
0
uncategorized
Cigarette Industry More Than Damaging To Lungs
lenrosen4
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September 27, 2017
0
uncategorized
Tiny Robots Serve as Programmable Molecular Assembly Machines
lenrosen4
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September 23, 2017
0
uncategorized
Cost of Extreme Weather and Climate Change in Evidence This Weekend
lenrosen4
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August 25, 2017
3
uncategorized
In Diminished Sunlight Yesterday I Pondered Why an Eclipse Moves in the Opposite Direction of the Sun and Moon
lenrosen4
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August 22, 2017
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Scientists Continue Their Quest To Find Dark Matter
April 13, 2025
