Notes concerning “Energy”

• Solar furnace CPC 02020-05-16 (12 minutes)
• Fossil geothermal 02020-08-02 (updated 02020-11-13) (12 minutes)
• Oxygen generator rocket 02020-09-10 (1 minute)
• Smart plumbing 02020-09-10 (updated 02020-09-12) (11 minutes)
• Aluminum-air batteries 02020-09-23 (4 minutes)
• Magnesium fuel 02020-09-23 (updated 02020-10-09) (13 minutes)
• Lithium fuel 02020-10-04 (7 minutes)
• Minimal cost computer 02020-10-23 (updated 02020-12-01) (12 minutes)
• Desiccant climate control 02020-10-27 (updated 02020-11-24) (31 minutes)
• A solar panel from an LED garden light 02020-11-17 (updated 02020-12-01) (5 minutes)
• Geomagnetic energy harvesting is barely feasible at near-kilometer scales 02020-11-24 (3 minutes)