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21st Century Tech Blog
Science, Technology and the Future
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Space
A Planet 120 Light-Years From Earth May Have Life
lenrosen4
-
April 19, 2025
Material Science
Are Heat Shields The Key to Unlocking a Future Space Economy?
lenrosen4
-
April 11, 2025
Environment
Satellites Are Tracking Animals Using Satellite Imagery
lenrosen4
-
April 9, 2025
Manufacturing
Space Manufacturing Is About To Get Real
lenrosen4
-
March 6, 2025
Scientific Theory
Asteroid Bennu Samples Reveal Abundant Signs-of-Life Molecules
lenrosen4
-
February 12, 2025
Climate Change Science
Don’t Let Trump Know But NASA is Proceeding with its Earth Observation Climate Program Including New Satellites
lenrosen4
-
September 29, 2018
0
Environment
What is the Magic Number Needed by Humans to Colonize Another Planet?
lenrosen4
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September 20, 2018
0
Biomass
The Monarch Butterfly May Provide Us with a Biological Road Map for Traveling to the Stars
lenrosen4
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September 17, 2018
0
Politics and Technology
Are You Looking Forward to Visiting the Alphabet Moon Base or Facebook Lunar Gateway in the Near Future?
lenrosen4
-
September 12, 2018
0
Space
NASA Launched a CO2 Challenge. Why?
lenrosen4
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September 9, 2018
0
Energy/Industry
Holding the Moon: The High Ground of Space
lenrosen4
-
August 19, 2018
3
Military
U.S. Administration Moving Forward with Trump’s Space Force
lenrosen4
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August 10, 2018
0
Artificial Intelligence
The Arms Race of the 21st Century is About AI, Automation, Beam Weapons, Space, and Force Fields
lenrosen4
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August 6, 2018
0
Environment
NASA Researchers and Elon Musk Differ in Their Views About Mars Habitability
lenrosen4
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August 2, 2018
0
Nations
Russia’s Roscosmos is Planning a Successor to Soyuz
lenrosen4
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July 22, 2018
0
Politics and Technology
NASA’s Off Again, On Again Human Deep Space Program
lenrosen4
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July 20, 2018
0
Robots & Robotics
Organic Molecules on Mars is an Old Story – We Knew This in 1976
lenrosen4
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July 12, 2018
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