41:53mechanical analog computersDocumentary
Mechanical Computer (All Parts) - Basic Mechanisms In Fire Control Computers
Excelsior10000
13 HN recommenders
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10 videos41:53
14:35
14:44housing regulation in san franciscoDocumentary
The Insane Battle To Sabotage a New Apartment Building Explains San Francisco's Housing Crisis
ReasonTV
3 HN recommenders
1:51:13rocket turbopumpsDocumentary
A4 / V2 Rocket in detail: Turbopump
Astronomy and Nature TV
3 HN recommenders
12:08electric motor designExplainer
Tesla Model 3's motor - The Brilliant Engineering behind it
Sabin Civil Engineering
2 HN recommenders
2:27
4:19ruhr valley flood controlExplainer
If these pumps ever stop, part of Germany floods.
Tom Scott
1 HN recommender
33:45mountain permaculture farmingDocumentary
Sepp Holzer's Mountain Permaculture Farm
The Permaculture Zone
Discussed on HN
8:39urban homesteadingDocumentary
Urban Agroecoloy: 6,000 lbs of food on 1/10th acre - Urban Homestead - Urban Permaculture
FoodAbundance
Discussed on HN
2:325-axis cnc machiningDemo
5Axis Machine Cutting HELMET / DAISHIN SEIKI CORPORATION
DAISHIN SEIKI大槇精機
Discussed on HN
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