A reader asks for my comments as follows: I am not a technician but a Free Energy lover – (I’ve spent) more than 30 years trying to understand Nikola Tesla patents as the first approach to free energy. (Now I’m …
Category: Renewables – Science
Renewable Energy Technologies: New Concepts
I’m always happy to receive and comment on new ideas in renewable energy technology. If you happen to be sitting on a business plan, or just a raw idea, and you’d like my opinion on it (at no charge), please send …
Zero Point Energy
A friend sent me this article on Zero Point Energy, the theory that even empty space contains a non-zero amount of energy. This is ultimately a result of the fact that exactly zero energy would violate the Heisenberg Uncertainty Principle. …
Storing Solar Energy with Supercapacitors
A reader asked if supercapacitors are a good solution for storing solar energy. The short answer to the question is no. Capacitors have cost-effectiveness only in high power-density applications, i.e., those in which a large amount of energy needs to …
A World of Great Possibilities
On the surface, this post is almost 100% off-subject, though I know readers who enjoy a good story will appreciate the Writer’s Almanac’s blurb on today’s 67th anniversary of the opening of “ A Streetcar Named Desire” on Broadway. For some …
A Brief History of Renewable Energy
There are many small things that bring me delight in my role as “curator” of this site, one of which is the numerous requests I get from people all over the world to use the content here in ways I …
The First Moon Landing, Carl Sagan, and Civilization’s Appreciation for Science
I met a fellow yesterday who was in the control room in Houston in 1969 when the first man walked on the moon. I asked him if he was aware that there exists a conspiracy theory to the effect that …
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A Few Ideas for Reports on Renewable Energy
2GreenEnergy super-intern Louis de Saint Phalle writes: Dear Craig: I am out of good ideas for articles, is there anything you would like to dispatch me on? Hope all is well. I thought I’d publish my response: Hi, Louis: …
The Pros and Cons of the Major Flavors of Renewable Energy
To my surprise and delight, there has been a decent amount of traffic on YouTube associated with the videos I made a few years ago on “the pros and cons” of each of the major flavors of renewable energy. My …
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Small Wonder Sylvia Earle Received Time Magazine’s “Hero for the Planet” Award
Over the years I’ve been writing these posts, I’ve mentioned Dr. Sylvia Earle many times. Legendary marine biologist and environmentalist now 79 years old, she still packs a powerful wallop in her talks on the terrible impact humankind is having …
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