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21st Century Tech Blog
Science, Technology and the Future
AI
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Energy/Industry
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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
-
September 4, 2024
Material Science
Advancements in Material Science – A DNA Metamaterial, Desiccant Sucking HVAC, and Fungi-based Concrete
lenrosen4
-
August 1, 2023
0
Mining
On The Ocean Front Part 2: Our Pursuit Of A Low-Carbon Future May Have Destructive Consequences
lenrosen4
-
July 31, 2023
0
Material Science
The Pursuit Of Better Camouflage Could Lead To An Invisibility Cloak
lenrosen4
-
April 1, 2023
0
Material Science
Can Plastic Waste Go Away?
lenrosen4
-
March 22, 2023
0
Energy/Industry
Finding A New Use For The Oil Sands -The Carbon Fibre Grand Challenge
lenrosen4
-
March 21, 2023
0
Mining
The Reality Of Deep Sea Mining Is Getting Closer As Are The Consequences
lenrosen4
-
March 16, 2023
1
Environment
What Will It Take To Make Green Steel?
lenrosen4
-
March 6, 2023
0
Environment
In Pursuit of Capturing CO2 a US Department of Energy Lab May Have a Novel Inexpensive Solution
lenrosen4
-
February 27, 2023
1
Mining
The Dream of Space Mining Remains Illusory at Present
lenrosen4
-
February 20, 2023
0
Artificial Intelligence
NASA Has Jumped on the Generative AI Design and Manufacturing Bandwagon
lenrosen4
-
February 19, 2023
0
Energy/Industry
Abandoned Mine Shafts Can Use Gravity to Turn Them Into Giant Batteries
lenrosen4
-
February 8, 2023
2
Material Science
The Word “Quantum” Invokes the Notion of Strange Physics and States of Matter
lenrosen4
-
January 30, 2023
0
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