A solar-powered pump doesn't use any extra energy ... And that begs a caution for anyone considering a DIY solar water heater ...

There are a lot of DIY solar water heater designs out there, but you'd be hard-pressed to find one simpler, cheaper, and ...

Essentially, it allows the water heater to get much hotter during times when solar energy is available, and lets it drop to lower values before running the heater on utility electricity during ...

Grid energy is expensive. [Darrell] realized that a lot of his money was going on water heating, and he came up with a neat solution. What if he could hack in some solar power to slash his bills ...

Antminer Loki Rig Mods with APW3 Side Hodler D-Central empowers individuals to harness the heat of <a target=_blank href= ...