12:13high-speed rail in chinaExplainer
Why China Is so Good at Building Railways
Wendover Productions
4 HN recommenders
12:13high-speed rail in chinaExplainer
Wendover Productions
4 HN recommenders
1:12:05underground tunnel transitTalk
The Boring Company
3 HN recommenders
8:25
26:54highway reconstructionDocumentary
PECG
1 HN recommender
6:07prefabricated constructionDemo
AI+R
1 HN recommender
10:31hyperloop feasibilityCommentary
Adam Something
Discussed on HN
Engineering becomes clearer when you can see a mechanism, a test or a build. This collection covers manufacturing, transport, construction and projects made by individual builders. It is for people interested in how a design works in practice, including the constraints and failures that a finished product can hide.
Indie Picks is organized from video metadata and uploader descriptions; it is not a full-video editorial review. HN Library retains community discussions. Sources and data notes