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21st Century Tech Blog
Science, Technology and the Future
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Outer space
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
Space
U.S. Government’s Office of Science and Technology Issues Call for Cislunar Strategies
lenrosen4
-
July 15, 2022
0
Military
Is the Militarization of Outer Space Inevitable?
lenrosen4
-
June 28, 2022
0
Space
When NASA Decides to Study UFOs Does That Mean There Are Aliens Visiting Us?
lenrosen4
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June 18, 2022
0
Space
SpaceX States It Will to Get to Mars Before NASA While the Latter Lists its Objectives to Get There
lenrosen4
-
May 24, 2022
2
Energy/Industry
Is Solar Energy from Outer Space in Our Future? – Part Two: Alternatives to the Geosynchronous Solar Array
lenrosen4
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May 16, 2022
0
Energy/Industry
Is Solar Energy from Outer Space in Our Future? – Part One: Building a Geosynchronous Solar Power Plant
lenrosen4
-
May 15, 2022
0
Manufacturing
Jeff Bezos Wants Manufacturing to Move Off Planet and NASA is Exploring the Possibilities
lenrosen4
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May 7, 2022
3
Space
What If We Use Rockets Rather Than Airplanes to Get Around Our Planet?
lenrosen4
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May 6, 2022
2
Space
How Close Are We to Rocket-Delivered Cargo and an Earth Starport Transportation Network?
lenrosen4
-
April 19, 2022
1
Space
Whirl and Hurl Launch Technology to be Tested by NASA
lenrosen4
-
April 16, 2022
0
Scientific Theory
When It Comes to Science We Need to Understand the Past to Divine the Future
lenrosen4
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April 12, 2022
0
Scientific Theory
Extraterrestrial Intelligence Messaging Has Changed Recently
lenrosen4
-
April 11, 2022
0
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