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21st Century Tech Blog
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Agriculture
How Artificial Intelligence Can Help Feed The World
lenrosen4
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January 15, 2025
Cities
LA Burning Is Hard To Ignore If You Cover Climate Change
lenrosen4
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January 14, 2025
Agriculture
Astroculture – There’s A Word I Had Never Heard Before When Talking About Growing Things
lenrosen4
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January 13, 2025
Curing Illness
It Is Hard To Ignore The Link Between White Rice and Type 2 Diabetes
lenrosen4
-
December 29, 2024
Manufacturing
What’s Holding Back Aluminum Recycling?
lenrosen4
-
December 28, 2024
Cities
Urban Landscapes, Geoengineering and Energy Update: Things You Can Do with Paint
lenrosen4
-
April 27, 2012
0
Agriculture
Agriculture Update: Genetically Modified Crops vs. Selective Breeding – Is One Better Than the Other?
lenrosen4
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April 23, 2012
0
Cities
Energy Update: Why isn’t Solar Taking Off?
lenrosen4
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April 18, 2012
2
Energy/Industry
Energy Update: Hydraulic Fracturing Science and Technology – What We Know and What We Don’t
lenrosen4
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April 8, 2012
5
Manufacturing
Robotics Update – Design and Build Your Own Robot Using Your Computer Printer
lenrosen4
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April 7, 2012
0
Biomedicine
Climate Change Update – Insect-Borne Diseases Spreading as Our Atmosphere Heats Up
lenrosen4
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April 4, 2012
0
Energy/Industry
Energy Update – Sourcing the Right Algae for Bio-fuels
lenrosen4
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April 4, 2012
0
Energy/Industry
Materials Science Update – Research into Invisibility Cloak Yielding Heat Shield Technology Results
lenrosen4
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April 2, 2012
1
Automobiles
Material Science Update – The Promise of Self-Healing Plastics
lenrosen4
-
March 29, 2012
0
Agriculture
Urban Landscapes and Agriculture Update – New Technology to Assess Water Stress
lenrosen4
-
March 25, 2012
1
Mining Exploration
Mastering Space Beyond Near-Earth – Part 1: How We Got Started – The Soviet Story
lenrosen4
-
March 22, 2012
0
Cities
Urban Landscapes Update – Seattle Building Designed to be Autonomous and Green for 250 Years
lenrosen4
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March 21, 2012
1
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