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A demo of the Cubli, a 15 cm cube that uses reaction wheels to jump up onto a corner, balance there and fall in a controlled way to move. The video shows these three abilities chained into locomotion.

A short clip of the audience at Valve's 2017 announcement of Artifact, a Dota 2 card game, reacting with visible disappointment. The footage captures the awkward silence and the logo reveal.

A short clip of 1980s news coverage in which people react angrily to new drunk driving laws, with some calling them communist.

A short Bloomberg clip from the 2018 UN General Assembly. Trump warns that Germany will become dependent on Russian energy, and German delegates are shown reacting with laughter.

A four-minute tour of the TeXmacs scientific editor, showing math typing, figures, citations, a drawing tool, document styles, HTML export, presentations and animations.

A one-minute clip from a cat cafe in Japan where sleeping cats wake and look around just before an earthquake begins shaking the room.

A University of Tokyo demo of a rock-paper-scissors robot that always wins, using high-speed vision to read the human hand and respond faster than people can perceive.

A one-minute video of a baby treating a print magazine like a broken iPad, presented as a tribute to Steve Jobs. It makes a point about how touch screens shape the expectations of digital natives.

Finnish comedian Ismo riffs on how the English word for shit is the most complicated word in the language, with its many meanings and uses. It is a four-minute comedy bit.

A one-minute Steve Summers clip of Willy Wonka saying no, don't, stop. It is a reaction meme.

The official music video for They Might Be Giants' "Istanbul (Not Constantinople)" from the 1990 album Flood.

A one-minute clip from Mad Men season 5 in which Don Draper tells Michael Ginsberg in an elevator that he doesn't think about him at all.

Matthaeus Krenn presents a concept for car touchscreen UI where the screen controls only one thing at a time, designed to suit driving. A tablet prototype accompanies the short demo.

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.

Tom Scott stands by a construction site and explains why reversing vehicles now use a white-noise hiss instead of beeping. The sound is easier to locate directionally and less annoying to neighbours.

Velcro's follow-up to its "Don't Say Velcro" ad responds to viewer feedback, with a humorous take on trademark usage and alternative names for hook and loop fasteners.

A short excerpt from Frans de Waal's TED talk showing a capuchin monkey fairness experiment in which two monkeys are paid unequally, one with cucumber and one with grapes. The shortchanged monkey reacts angrily.

A three-minute clip in which Douglas Crockford explains why he allowed the JSLint reference implementation to be used for evil. It recounts the license clause and how corporate lawyers reacted.

The earliest existing concert video of Kraftwerk, from a 1970 performance shortly after the band formed. It shows the band in its original setup and the audience's reactions.

Randall Munroe of xkcd answers what would happen if you swam in a spent nuclear fuel pool, and how much radiation you would receive at the surface versus at depth.

Honda's 2003 'Cog' commercial for the Accord, a two-minute Rube Goldberg chain reaction of car parts. It was filmed practically rather than with CGI.

A short Boeing piece on the retirement of the voice behind the F/A-18 Super Hornet cockpit warning system, nicknamed Bitchin' Betty. It touches on why the stern voice alerts are used.

A one-minute clip from Frans de Waal's TED talk showing two capuchin monkeys given unequal rewards (cucumber versus grape) for the same task. The monkey receiving the lesser reward reacts with protest.

A 2018 vlog showing how to use the windshield wipers on a Tesla Model 3, including auto mode, manual settings and voice commands. It is labeled outdated.

A two-minute clip of Elon Musk becoming emotional in an interview, reportedly about harsh criticism of SpaceX from astronauts.

A short clip of Hillary Clinton reacting to news of Muammar Gaddafi's death with 'We came, we saw, he died', as reposted by a news channel.

A one-minute clip of Osho making a remark about people, posted with a long description explaining who he is. It is mostly a meme clip.

A clip from the film Up in the Air in which George Clooney's character fires a man and urges him to return to the dreams of his youth. The movie features real people reacting to being laid off.

A two-minute clip of Steve Ballmer laughing at the $500 price of the newly announced iPhone and dismissing its lack of a keyboard. It captures a famously wrong early reaction from an industry executive.

A one-minute clip of Miss Teen USA 2007 contestant Miss South Carolina giving a rambling, incoherent answer to a pageant question. It became a widely shared internet meme.

Jamie Oliver shows school kids how chicken nuggets are made by blending skin and mechanically reclaimed meat, as part of his school lunch campaign. The kids react with disgust.

A two-minute comedy sketch in which a foreigner speaking fluent Japanese is repeatedly not understood by Japanese people who refuse to process it.

A two-minute clip of Steve Jobs at WWDC 2007 introducing the plan for iPhone third-party apps as web apps built on Safari and Ajax. It shows the original vision before the native SDK and App Store.

Dashcam footage of a Tesla Model S on adaptive cruise control hitting a stopped van, with the driver listing the safety systems that failed to react. The uploader still calls the Model S the best car in the world.

A KUKA commercial staging a table tennis match between German star Timo Boll and a KUKA KR AGILUS industrial robot. It is a polished showcase of robot speed and precision.