Not paying electricity for an entire year with Tesla Solar Roof [video](youtube.com)

33 points by teleforce 3 years ago | 32 comments

The coolest robot I've ever built [video](youtube.com)

331 points by superasn 3 years ago | 137 comments

A YouTube video by Thomas Burns showing a homemade robot with animatronic eyes and a small CRT screen as its mouth.

Towards a “PCB Drone” – Making a PCB Motor which reaches 30k RPM [video](youtube.com)

333 points by reaperman 3 years ago | 60 comments

YouTube video by Carl Bugeja showing his efforts to make his tiny PCB motor stronger and faster, reaching 30,000 RPM.

I Built an Omni-Directional Ball-Wheeled Bike [video](youtube.com)

83 points by kissgyorgy 1 year ago | 10 comments

Build your own drone tracking radar [video](youtube.com)

104 points by outrun86 2 years ago | 21 comments

Electric cars prove we need to rethink brake lights(youtube.com)

83 points by trymas 3 years ago | 101 comments

Show HN: I made a 3D printed VTOL drone(tsungxu.com)

391 points by tsungxu 1 year ago | 140 comments

A Substack post by Tsung Xu describing a 3D printed VTOL drone with 130-mile range he built in 90 days as a CAD beginner, with an embedded YouTube video.

The coolest robot I've ever built [video](youtube.com)

331 points by superasn 3 years ago | 137 comments

A YouTube video by Thomas Burns showing a homemade robot with animatronic eyes and a small CRT screen as its mouth.

IMG_0001(walzr.com)

1750 points by walz 1 year ago | 278 comments

Riley Walz's project showcasing about 5 million unedited YouTube videos with default IMG_XXXX filenames uploaded from iPhones between 2009 and 2012, shown in random order.

I Built an Open-World Engine for the N64 [video](youtube.com)

439 points by msephton 7 months ago | 79 comments

YouTube video by James Lambert explaining how he built an open-world game engine running on the Nintendo 64.

I built a light that reacts to radio waves [video](youtube.com)

432 points by codetheweb 9 months ago | 97 comments

YouTube video by Rootkid showing a self-built light installation that visualizes nearby radio wave activity.

I wanted a camera that doesn't exist, so I built it(medium.com)

434 points by cyrc 9 months ago | 133 comments

A Medium post by Cristian Băluță describing how he, a software developer, built his own custom camera dubbed the Leica G9ii.