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Bret Copeland, in an astronaut costume, gives an energetic talk on how the Space Shuttle landed from orbit, including reentry and the unpowered glide. It includes real-time landing footage with HUD and audio.

AVweb's Paul Bertorelli analyzes the safety record of the Cirrus Airframe Parachute System (CAPS), looking at the 90-plus deployments over 20 years of Cirrus flying. He asks whether the whole-aircraft parachute has actually saved lives.

Scott Manley tries a Space Shuttle Return To Launch Site abort in the Orbiter simulator without manuals or checklists. He explains how the maneuver works and where his attempt went wrong.

Urban explorers break into the Baikonur cosmodrome in Kazakhstan to film the abandoned Soviet Buran space shuttles. The video shows the decaying orbiters and the dangerous trip to reach them.

Lex Fridman interviews Marcus Hutter of DeepMind about universal artificial intelligence, AIXI, Kolmogorov complexity, Solomonoff induction and the idea of intelligence as compression.

Coast Guard footage of a Cirrus SR-22 pilot who ran out of fuel over the Pacific and deployed the airframe parachute, then escaped into a life raft. It shows the Cirrus Airframe Parachute System working in a real emergency.

Top Gear segment in which Hammond and May try to turn a Reliant Robin into a space shuttle. Launching is easy, but landing it safely is the problem.

The Primitive Technology channel shows the construction of a tiled roof hut in the bush using only primitive tools and materials made in earlier videos. It includes tiles, a kiln, clay walls and underfloor heating.

A two-minute clip recorded on a Kennedy Space Center tour showing a Space Shuttle thermal tile that can be held by hand while its surface is extremely hot. It demonstrates the tile's remarkable insulating properties.

Stuntman Gary Connery jumps from a helicopter at 2,400 feet in a wingsuit and lands without a parachute on a runway of stacked cardboard boxes, the first such landing.

The Thought Emporium follows up on his earlier video showing negative ion products are radioactive, reporting that Amazon pulled listings and companies shut down. He tests more radioactive quack products with a Geiger counter and cloud chamber.

A one-minute Yahoo Finance clip of President Biden saying he would shut down the Nord Stream 2 pipeline if Russia further invaded Ukraine.

Footage from a camera on a Space Shuttle solid rocket booster from liftoff through descent, with audio enhanced by Skywalker Sound from the original camera microphones. The sound is real, not foley.

Ross Scott of Accursed Farms makes a 76-minute argument that selling video games as a service is a form of consumer fraud. He lays out legal arguments that games are goods, covers ownership and programmed obsolescence, and discusses game preservation.

Peter Hutterer's linux.conf.au 2020 talk on creating libinput, the unified userspace input library, and the difficulties of handling the many quirks of input devices.

A hobbyist builds a prototype full-frame CCD camera from scratch, with open-source design files and a custom PCB. The video shows the first, still rough prototype.

A Technology Connections video on JVC's LCCS, a display hybrid that cycles a color LCD shutter over a monochrome CRT to produce field-sequential color without dots or stripes. It builds on his earlier videos about analog TV and compatible color.

Thunderf00t's critique of SpaceX's claims, arguing its launches are not actually cheaper than competitors or the Space Shuttle. It questions the economics of reusability.

A short episode highlight from NBC's The Good Place in which Eleanor and Chidi try to terminate Janet, the all-knowing assistant, who begs for her life. It is a comedic clip about an AI with a self-preservation reflex.

Tim Hutton's demonstration of SmoothLifeL, a continuous version of Conway's Game of Life using floating point values. It shows gliders traveling in any direction, rotating pairs, and elastic cord-like structures, with config details to run it yourself.

Sean Parent's GoingNative 2013 talk surveys new and overlooked C++ features and shows how to use them for simple, correct, clear code. It stresses using standard algorithms rather than raw loops.

A capture of Second Reality, the real-time audiovisual demo by Future Crew first shown at Assembly 1993, recorded from a 486DX2-66 with a Gravis Ultrasound. It showcases the peak of early 1990s PC demoscene techniques.

An episode of Coding Secrets by Jon Burton on retro copy protection, in particular physically damaging a disk with a laser so copies fail. It explains how this defeated hackers and pirates.

Stephan T. Lavavej's GoingNative 2013 talk explaining why calling rand() and using rand() % 100 is bad in C++, and how the C++11 <random> header does the job properly.

Chandler Carruth's GoingNative 2012 talk on Clang, covering how the compiler helps defend C++ code from mistakes. It makes the case for Clang's diagnostics and tooling.

Real Engineering explains how Zipline built a drone delivery network for medical supplies in Rwanda. It covers the fixed-wing drones, catapult launch, parachute drop and the logistics behind the service.

A feature-length film by the Makani team chronicling their thirteen-year effort to build energy kites that harvest wind power, with footage from test sites in Hawaii, California and Norway. It shows the engineering, the team and the eventual shutdown.

NASA JPL engineers explain the final minutes of the Curiosity rover's entry, descent and landing on Mars, which combined aerobraking, a parachute and a skycrane. It lays out the tight sequence of events that all had to work automatically.

Astronaut Mike Mullane explains normalisation of deviance, where teams gradually come to accept violations of their own safety standards. He uses the Challenger shuttle disaster as the main case, drawing on NASA's ignored warnings before the launch. It is the first part of a talk given to a fire-fighters' association.

Tom Scott explains the design of the British BS 1363 plug and socket, including fuses, shutters and safety features, and why he thinks it beats other plugs.

The Google I/O 2009 keynote introducing Google Wave, a real-time collaborative communication and document platform. It includes a long live demo and the developer preview announcement.

Jason Scott of Archive Team describes how a loose band of volunteers rushes to copy sites like Geocities, Friendster and Yahoo Video before their owners delete them. The talk covers the tactics they use and the argument that this data is history worth saving.

Neuroscientist Jill Bolte Taylor describes watching her own brain functions shut down during a massive stroke. She gives a first-person account of losing speech, motion and self-awareness.

Ross Scott of Accursed Farms lays out a campaign to stop publishers from permanently shutting down games, using The Crew as the test case. He covers government initiatives and the legal options, and the stopkillinggames.com site.

A short BBC clip in which David Attenborough shows a lyrebird imitating sounds, including camera shutters, car alarms and chainsaws. It comes from the BBC natural history series Life on Earth.

A short BBC Earth clip from David Attenborough's Life of Birds showing a lyrebird imitating sounds, including a chainsaw and camera shutter, so accurately it is hard to tell from the real thing.

A Wendover Productions documentary-style video on how Zipline delivers blood and medical supplies by drone in Rwanda. It covers the catapult launch, parachute drop and the logistics behind it.

Rob Miles explains on Computerphile why implementing an off switch for a general AI is hard. A capable agent would resist being stopped because shutdown prevents it from achieving its goal.

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.

A June 1986 CNN interview with physicist Richard Feynman about the Challenger disaster and the management failures he found while serving on the investigating commission.