3d engine

A hobbyist build-and-experiment video on rotating detonation engines (RDEs), where a continuous detonation wave spins around an annular chamber. The creator 3D prints parts and tests a small engine, while being candid about uncertainty over whether a true rotating wave was achieved.

Adam Savage shows off his collection of analog calculators, ending with a 3D-printed, scaled reproduction of the Curta mechanical calculator built by Marcus Wu. The video examines the replica and the engineering behind it.

Microsoft Research demonstrates holoportation, which reconstructs and compresses high-quality 3D models of people in real time and sends them anywhere. With a HoloLens, remote participants appear as if present in your room.

The Godot Engine 2022 showreel of apps and tools built with Godot, with a timestamped list of each project. It shows the engine being used well beyond games.

AngeTheGreat describes building a physically realistic internal combustion engine simulator in C++, drawing on fluid dynamics, physics and chemistry. It generates procedural audio for engines such as a V8.

John Lin reveals a rewritten voxel engine demonstrated in a Crystal Islands scene, with much finer voxel detail, fast collision, fracture and path-traced global illumination.

A GameTrailers walkthrough from E3 2012 of an Unreal Engine 4 real-time tech demo with Epic's Alan Willard. It shows live code changes and hot reloading while the game runs.

A demo of a raycasting 3D engine built entirely from in-game mechanisms in vanilla Factorio 0.17. It renders simple 3D scenes, producing a new frame every 45 game ticks, with the video sped up to compensate for low UPS.

A short test firing of the XRS-2200 linear aerospike engine at NASA Stennis Space Center, which was designed for the cancelled X-33 VentureStar. The engine is shown at roughly 80 percent of max thrust.

A short demo of a 3D Wayland compositor built with Qt 5 and QtWayland, mapping input to and compositing the output of Wayland applications in a 3D scene, also running on a Raspberry Pi.

A short screen capture of SGI's File System Navigator (FSN, also called Fusion) running on IRIX 6.5 on an Octane. It shows the 3D file browser seen in Jurassic Park.

Musician Thoj performs a live looping session on the Teenage Engineering OP-1 synthesizer, building a deep house track layer by layer.

A short clip of a Renault F1 engine playing God Save the Queen by precisely controlling its RPM, recorded at Goodwood. It demonstrates how finely the drivetrain can be controlled.

Mozilla's short demo of Unreal Engine 3 running in Firefox, ported by Mozilla and Epic in four days using Emscripten and asm.js.

Zack Freedman introduces Gridfinity, his free, open-source modular workshop storage system of 3D-printable bins and baseplates. The video walks through the design, the parametric templates and the many module types that fit parts, tools and accessories.

Hobbyist Wesley Kagan shows his Miata running and driving with a homemade version of Koenigsegg's freevalve camless valve technology. The build uses open CAD files and code and he describes it as an ongoing work in progress.

Epic's Unreal Engine 5 tech demo set in the Matrix universe, with Keanu Reeves and Carrie-Anne Moss. It moves from a cinematic to a playable car chase through a large detailed city, with a behind-the-scenes look at the rendering at the end.

Epic Games shows how LED walls can provide both virtual backgrounds and real lighting, letting scenes be captured in camera in a single pass with Unreal Engine.

Epic Games' reveal of Unreal Engine 5, a real-time demo running on PlayStation 5. It showcases Nanite virtualized micropolygon geometry and Lumen global illumination.

Cockpit footage of a Swiss Airbus A340 crew dealing with rising oil temperature in one engine on a Zurich to Shanghai flight, ending with a safety landing. It shows the pilots' procedures through the emergency.

A short screen recording of an Ubuntu Karmic Koala desktop running KDE4 with Compiz Fusion 3D cube effects and CairoDock.

A short clip demonstrating a phone-based social engineering trick in which a crying baby in the background is used to pressure a customer service rep. It shows how attackers exploit human sympathy rather than technical flaws.

Mark Rober builds a third-generation glitter bomb trap and films it catching package thieves, with phone trackers and fart spray included. It shows the engineering behind the build and the comic payoff.

The Thought Emporium's host describes making and taking a DIY gene therapy to treat his own lactose intolerance. It uses an AAV virus to deliver DNA coding for the lactose-digesting enzyme, made with biohacker Gabriel Licina's help.

A demo of the Symbolics Graphics Division's S-Packages, a Lisp-based 3D color graphics and animation system from the 1980s. It was later used in developing for the Nintendo 64.

A SIGGRAPH Asia 2013 research demo of 3-Sweep, a tool for extracting editable 3D objects from a single photo using a few user strokes. It predates modern AI image tools.

A four-pane view of Armadillo Aerospace's Mod vehicle on a June 2010 boosted hop. The flight includes engine shutdown, drogue chute deployment, an engine restart and a safe landing.

Footage of an Airbus A380 engine blade-off test, in which a fan blade is deliberately released at full thrust to show the engine contains the failure.

LabCoatz uses mass spectrometry, with help from other science YouTubers, to reverse engineer the Coca-Cola flavor and builds a chemically-identical replica. The video walks through a year of work on the formula.

A three-minute demo of ProFORMA, a system from Cambridge that builds textured 3D models live from a video of an object.

Engineer Stuff Made Here builds two new supposedly unpickable locks with different designs and sends them to the Lock Picking Lawyer to see whether they can be defeated. The video covers the novel anti-picking mechanisms.

Stuff Made Here builds a handwriting robot and sends its output to a handwriting expert to see whether it can pass as forgery. It walks through the engineering trials and errors along the way.

Maker's Muse designs a 3D-printed and laser-cut puzzle box to test whether wild sulphur-crested cockatoos can solve it. He documents how the birds work it out.

A Disney Research SIGGRAPH 2013 demo of an interactive system that lets non-experts design animated mechanical characters. The user sketches motion curves and the system generates optimized mechanisms and gear trains for 3D printing.

Stuff Made Here builds a powder-actuated baseball bat designed to hit a ball past Babe Ruth's record distance, with Smarter Every Day contributing. It covers the engineering of the explosive-assisted swing.

Markus Kayser's Solar Sinter project video shows a machine in the desert using sunlight and sand to 3D print glass objects. It is a short demonstration of desert manufacturing from renewable energy and local material.

Nick Caston compares Unity's sample ECS/DOTS project (AngryBots) with his own from-scratch C++ and OpenGL clone. He benchmarks performance and discusses the effort involved in each approach.

Joe Barnard of BPS.space shows his model rocket Scout F landing vertically like a SpaceX booster after seven years of attempts. The video documents the successful landing and the build-up to it.

Stuff Made Here designs and builds an "unpickable" lock, then calls in a locksmith to see if it can be defeated. It covers the mechanical design effort and the attempt to pick it.

Mark Rober spends eleven months building and testing a glitter bomb package with GPS and cameras to get back at porch pirates who steal parcels.