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TL&DR Summary: poor cycle efficiency, low energy density per unit volume, and the poor use of capital which plagues all long term energy storage means, more or less kills the use of hydrogen as an ene...

Where I’ve Gone Wrong, and Changed My Mind My disclaimer always says that my articles are written by a human, and humans have been known to make mistakes from time to time. Point me to where I’ve gone...

Image produced by generative AI, using the stolen works of millions of artists. TL&DR summary: CO2 is a low Gibbs free energy product of energy producing reactions.

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TL&DR Summary: they can. But the economics of energy storage depend on the application, and no energy storage option makes cheap kWh unless it is used to deliver enough kWh.

TL&DR Summary: blue hydrogen will be cheaper than green hydrogen for the foreseeable future. But the risk remains that the product will be much cheaper if we ignore the fact that it’s not blue, but ra...

The Ocean Cleanup is as Dumb as Direct Air Capture UPDATED: 7 Aug 2025, to fix typos and to repeat myself about real solutions, because commenters simply will not click on the links to other articles ...

ER-6 Battery Pack Replacement I converted a 1975 Triumph Spitfire to a fully electric vehicle in 2014. The project is described here, including the specifications of the motor, inverter and other comp...

TL&DR: many are pushing the idea of heating up methane until it falls apart into carbon and hydrogen. That can be a smart way to make valuable carbon products, but doing that isn't easy- and it will n...

This is exactly the sort of stupidity that I'm constantly concerned about. This is a fossil gas combined cycle power plant in Ontario. The "plan" is to make hydrogen using an electroly...