Thursday, April 1, 2010

Computing Update

Charles Babbage envisioned a mechanical computer in 1822. It was never fully realized, and electronic computers are much more powerful right now. However, at the nano-scale, it may make sense to create mechanical computers as a way of saving energy:

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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/