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alternative energy
please take a look at the
rocket stove
article
Best ever
alternative energy
The Wheaton Eco Scale
267 replies
7
25
47
alternative energy
It is 2022 and incandescent is still better than LED
185 replies
11
17
14
alternative energy
washing dishes by hand vs. dishwasher: water, expense and time
74 replies
2
6
11
alternative energy
really saving energy - eliminate the clothes dryer
145 replies
1
13
30
Turning wood into electricity for 2 months of the winter
89 replies
4
2
12
alternative energy
3 different rocket stove water heater designs, input requested
36 replies
9
1
alternative energy
washing dishes: by hand vs. dishwasher
107 replies
2
3
2
alternative energy
Rocket Mass Wood Dryer - An Ecoquest Project for Willie Smits
58 replies
3
41
5
alternative energy
Generating electricity off-grid with used veggie oil
42 replies
1
2
17
alternative energy
bragging: lower energy footprint
126 replies
2
2
Heat Engine Invention - hydraulics questions
39 replies
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alternative energy
31 ways to save on winter heating for $30 or less
35 replies
27
alternative energy
Nickel-Iron 'Edison' Batteries
77 replies
1
6
ban on incandescent light bulbs
108 replies
4
2
Building a new battery generator
52 replies
26
9
Heat for Dummies Flow-chart: Function--heating; which cool gadget should I actually use?
35 replies
2
3
alternative energy
Is pedal power cleaner, more durable, with less environmental impact than solar or wind?
37 replies
5
6
18
alternative energy
Rocket Ovens movie as HD Streaming
3
11
8
Electricity-free way to cool a home?
71 replies
4
4
13
Why Paul Wheaton is Wrong About CFLs
77 replies
6
3
More »
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alternative energy
Generating electricity off-grid with used veggie oil
42 replies
1
2
17
Heat Engine Invention - hydraulics questions
39 replies
11
Building a new battery generator
52 replies
26
9
alternative energy
I want to set up an off-grid amateur radio
33 replies
2
15
Emergency heat, no fireplace, wood stove nixed by insurance
52 replies
6
12
alternative energy
Is there a simple device to give me 30 min of power?
30 replies
5
10
First Ever Collaboration to Accelerate "Vehicle to Everything" Technologies
32 replies
1
2
DIY heating / electric solution for a big house
13 replies
1
5
alternative energy
LifePo4 Lithium Iron Phosphate Battery
12 replies
7
Hourglass powered light, gravity power, gravity batteries, etc
2 replies
8
4
2
Alpha turbines on the roadside
15 replies
1
4
alternative energy
pedal powered Wondermill Jr
25 replies
25
4
Extracting energy from the moon
18 replies
2
1
alternative energy
Powering our 20gpm Deep Water Well
10 replies
14
Aureon Energy LTD.
14 replies
2
1
5
alternative energy
Self Feed System Wood Fuel System
19 replies
4
Fusion article. Is this for real?
9 replies
1
1
alternative energy
Soletrac cet
6 replies
1
1
Home made power question
9 replies
2
1
Convert car air conditioner for home use (single room)
5 replies
1
1
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alternative energy Forum at permies
DIY heating / electric solution for a big house
6 days ago
13 replies
1
5
Convert car air conditioner for home use (single room)
1 week ago
5 replies
1
1
Batteries
2 weeks ago
5 replies
1
First Ever Collaboration to Accelerate "Vehicle to Everything" Technologies
3 weeks ago
32 replies
1
2
Building a new battery generator
3 weeks ago
52 replies
[
1
,
2
]
26
9
alternative energy
really saving energy - eliminate the clothes dryer
1 month ago
145 replies
[
1
,
2
,
3
,
4
]
1
13
30
[video] Home generation - is it worth it?
1 month ago
0 replies
1
Extracting energy from the moon
1 month ago
18 replies
2
1
conservation
It is 2022 and incandescent is still better than LED
1 month ago
185 replies
[
1
,
2
,
3
,
4
,
5
]
11
17
14
KESS (Kinetic Energy Storage Systems)
1 month ago
8 replies
possibly a massive electricity storage breakthrough
1 month ago
30 replies
1
Homemade heat (steam) powered water pump
1 month ago
2 replies
1
2
Stirling engine
2 months ago
27 replies
1
alternative energy
My solar setup example and choosing appliances- Freezer
2 months ago
6 replies
1
1
alternative energy
LifePo4 Lithium Iron Phosphate Battery
2 months ago
12 replies
7
Anybody well spoken in LiFePo4 batteries?
2 months ago
2 replies
2
recycling
Reconditioning a Lead Acid battery?
2 months ago
5 replies
2
alternative energy
pedal powered Wondermill Jr
2 months ago
25 replies
25
4
alternative energy
Soletrac cet
3 months ago
6 replies
1
1
alternative energy
Generating electricity off-grid with used veggie oil
3 months ago
42 replies
[
1
,
2
]
1
2
17
gear
I want to set up an off-grid amateur radio
3 months ago
33 replies
2
15
Awkward wiring diagram/could use wiring assistance
3 months ago
1 reply
1
Heat Engine Invention - hydraulics questions
3 months ago
39 replies
11
low tech
manual flour mill (maybe other things) attached to stationary bicycle
3 months ago
39 replies
2
4
6
alternative energy
Is there a simple device to give me 30 min of power?
3 months ago
30 replies
5
10
paul wheaton
microdoc: building the easy bake coffin
$4.50
3 months ago
8
1
Cow PI - off-grid farm Raspberry PI server.
3 months ago
1 reply
1
Emergency heat, no fireplace, wood stove nixed by insurance
3 months ago
52 replies
[
1
,
2
]
6
12
gear
Von Bachmayr Seed Pelleting Drum, could it be used to make feed and fuel pellets?
3 months ago
0 replies
1
Salvaging rechargeable 18650 batteries for power projects
3 months ago
17 replies
6
6
paul wheaton's pseudo blog
The Wheaton Eco Scale
3 months ago
267 replies
[
1
,
2
,
3
< ... <
5
,
6
,
7
]
7
25
47
Pot in Pot Zeer type cooling on larger scale
3 months ago
1 reply
ethanol ran generator?
3 months ago
17 replies
1
Heat and Cool a Dome Naturally
4 months ago
13 replies
2
1
4
low tech
Forget the hand crank and the bicycle, consider the treadle...
4 months ago
38 replies
4
5
6
low tech
Self Feed System Wood Fuel System
4 months ago
19 replies
4
rocket mass heaters
Using ROCKET MASS HEATERS to burn 1/10th the Firewood
4 months ago
2 replies
1
alternative energy
31 ways to save on winter heating for $30 or less
4 months ago
35 replies
27
Heat Battery
4 months ago
26 replies
1
flea market
Sell big motor / generator, magnets, coils, meters and everything else
4 months ago
0 replies
alternative energy
Making multiple power sources play nicely
4 months ago
19 replies
1
1
electric generator powered by hot air /steam
2 years ago
20 replies
3
1
DIY "Inverter Generator"
5 years ago
8 replies
Heat for Dummies Flow-chart: Function--heating; which cool gadget should I actually use?
7 years ago
35 replies
2
3
alternative energy
Electric Options for Log Splitter
7 years ago
19 replies
1
1
2
3
4
5
6
7
8
9
10
...
31
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