spec

A spectrogram analysis of Aphex Twin's track commonly called [Equation] from Windowlicker, rendered from a lossless version. At about 5:30 the spectrogram reveals an image of Richard D. James's face.

A clip from Jim Jefferies' Netflix special BARE in which he comedically dissects American gun culture and gun control arguments.

A short TFiR clip in which Linus Torvalds explains his view that respect should be earned rather than given, in defense of his blunt and insulting style.

Veritasium explains magnetism as a consequence of special relativity. Length contraction of moving charges makes a current in a wire attract or repel a nearby moving charge.

A five-minute excerpt of Rich Hickey's Clojure Made Simple talk, with new slides, ranting about HttpServletRequest and specificity. He argues for using generic maps instead of many specific classes and getters.

Destin Sandlin of Smarter Every Day fires .22 Magnum and .38 Special bullets at Prince Rupert's drops, filmed at 170,000 frames per second. The slow-motion footage shows the bullet shattering against the glass tadpole while the drop initially survives.

Press conference footage in which the suspects in the 2007 Boston Mooninite bomb scare answer questions about 1960s and 1970s hairstyles.

A short Channel NewsAsia interview clip in which MasterCard's Southeast Asia president voices distrust of cryptocurrencies produced by anonymous computers in anonymous places. It is part of the Perspectives series and runs about four minutes.

The first video in a 55-part series by Michel van Biezen that introduces the Kalman filter and builds from the rationale through algebraic examples to the full matrix treatment. The videos are short, blackboard-style lectures.

Der8auer tours Hetzner's test lab and shows a custom AM5 server motherboard with the CPU socket rotated 90 degrees, built for rack airflow in their AX52 servers.

Scott Forstall demonstrates Siri on stage at Apple's October 2011 iPhone 4S event, showing the voice assistant handling natural requests like checking the weather and getting things done by asking.

A short clip of Romain Dumas and the all-electric VW I.D. R breaking the overall Pikes Peak hillclimb record with a 7:57 run, over 16 seconds faster than the previous best, with footage of the crowd's reaction.

Essential Craftsman announces the start of a spec house build on a scenic lot, kicking off a long series. The channel covers every step of building a house from the viewpoint of a general contractor.

A speculative-fiction video by Tom Scott, framed as coming from a future, about an AI called Earworm that enforces copyright so aggressively that humanity ends up forgetting a century of pop culture. It is animated and narrated as part of his series of videos from a future.

A comedy-music medley from the Australian band The Axis of Awesome showing that dozens of famous pop songs use the same four-chord progression. The performers cycle through a long list of hits over the same chords.

A clip from George Carlin's "You Are All Diseased" special in which he riffs on germs, the immune system and white blood cells. It argues that modern obsession with cleanliness is misplaced.

A clip from George Carlin's 1990 special 'Doin' It Again' in which he describes how American English has been sterilized with euphemisms, using examples such as shell shock becoming PTSD.

A clip from George Carlin's 2005 special Life Is Worth Losing, in which he argues that the powerful don't want an educated public capable of critical thinking.

PBS Space Time argues that the speed of light is better understood as the speed of causality, the universal limit on how fast cause and effect propagate. Light travels at that speed because it is massless, but the limit itself is a property of spacetime.

George Monbiot narrates how reintroducing wolves to Yellowstone after about 70 years set off a trophic cascade. The wolves changed deer behavior, vegetation recovered, and rivers changed course.

A short film from the Competitive Enterprise Institute adapting Leonard Read's 1958 essay I, Pencil, showing how no one person knows how to make a pencil and how many people cooperate without central planning.

Phil Vischer of VeggieTales and Holy Post gives an 18-minute history of racial injustice in America, covering why anger persists despite civil rights laws. It is told from an evangelical Christian perspective and adapted from a class he co-taught.

PBS Space Time explains how spacetime geometry and light cones determine the order of events and what can cause what. It visualizes causality in special relativity.

Rob Miles explains for Computerphile why simple rule sets like Asimov's Three Laws cannot make robots and AI safe. Terms like harm and human are too ambiguous to specify precisely.

An RSA Animate illustrating a lecture by psychologist Philip Zimbardo on how people's perspectives on time (past, present, future) shape work, health and well-being.

ElectroBOOM examines whether 5G and other electromagnetic waves can harm people, explaining the EM spectrum and the difference between ionizing and non-ionizing radiation. It includes experiments and measurements in his usual humorous style.

A compilation of police interrogations of innocent suspects who behave in very different ways yet are treated as guilty. It illustrates how interrogation tactics and detectives' assumptions can distort the truth.

Applied Science shows how telecentric and hypercentric optics differ from normal lenses, producing no or negative perspective. The video builds a telecentric system from a Fresnel lens and demonstrates a lens that can see around objects.

A short clip from an ACM and Computer History Museum interview in which Leslie Lamport discusses writing his paper on time, clocks and the ordering of events. He explains its link to special relativity.

A Kurzgesagt video exploring how advanced civilizations might wage war across light years. It looks at weapons such as relativistic beams and what they would do.

A YouTuber explores the Chernobyl zone in 2013, takes a gamma spectrum of a hot reactor fuel fragment, and jokes about a radioactive ant bite. It is a hands-on amateur look at radiation in the exclusion zone.

A critique of the HD remaster of Buffy the Vampire Slayer, walking through cropping, color and effects problems that damaged the original look. It also advises which versions to buy.

Every Frame a Painting analyzes how Jackie Chan stages action comedy, with nine principles such as starting from a disadvantage, using the environment, clear shots, and keeping action and reaction in the same frame.

George Carlin's classic stand-up routine about 'stuff' and how much of life is spent accumulating and storing it, from Comic Relief 1986. It satirizes American consumerism and possessions.

Sociologist and comedian Harald Eia argues in a TEDxOslo talk that Nordic social democracies produce more rich people per capita than the US or UK. He credits high taxes, welfare and strong unions for creating a safety net that enables risk taking.

Patrick Stewart on the BBC's Parkinson talk show talks humorously about going bald, how it affected his career and relationships, and how he came to accept it.

A George Carlin stand-up bit on euphemisms, tracing how language gets softened, such as shell shock becoming PTSD, until it loses its emotional force.

Louis C.K. on Conan explains why he won't give his kids cell phones. He argues that phones keep people from sitting with sadness and being alone with their thoughts, and that kids lose empathy when they cannot see another person's reaction.

A clip of Louis CK on Conan riffing that everything is amazing and nobody is happy, about people complaining over airplane wifi and taking modern technology for granted.

An Every Frame a Painting video essay analysing how Edgar Wright creates visual comedy through framing, camera movement, editing, sound effects and music.