Friday, February 8, 2019

Take a look at the world's largest 3D-printed rocket engine

The technology is maturing nicely:

https://futurism.com/orbex-3d-printed-rocket-engine

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Battery-Free Artificial Photosynthesis Turns Sunlight, Water, and CO2 Into Fuel

https://scitechdaily.com/battery-free-artificial-photosynthesis-turns-sunlight-water-and-co2-into-fuel/