room acoustics

The 1985 Channel 4 TV film 'Max Headroom: 20 Minutes into the Future', the origin of the computer-generated TV host Max Headroom, with a soundtrack by Midge Ure and Chris Cross.

Alvin Lucier's 1969 minimalist piece in which a spoken text is repeatedly played back and re-recorded in a room until the room's resonances replace the words. This is the 1981 Lovely Music recording.

A performance recording of Alvin Lucier's 1969 experimental piece in which a spoken text is repeatedly played back and re-recorded in a room until the room's resonances overwhelm the words. It is a landmark of electronic and conceptual music.

The official 1986 music video for Paranoimia by Art of Noise featuring the computer-generated TV personality Max Headroom. It is a synth-pop and sampling-era piece of 80s pop culture.

CGP Grey argues that a classroom works well only for the one student pitched at the average level, and sketches a future of personalized instruction. It introduces the idea of a Digital Aristotle, a tutor for every learner.

The Townsends channel shows how to make mushroom ketchup, a popular 18th-century sauce, in period style. It includes the history and a recipe and links to a blog post on whether George Washington used ketchup.

Part one of Sergey Kuryokhin's 1991 live Soviet TV hoax in which he claimed that Lenin was a mushroom. With subtitles, it shows how a surreal absurd theory can be made to seem proven on live television.

Salman Khan explains why he created Khan Academy, a structured library of video lessons with interactive exercises. He calls on teachers to flip the classroom, with lectures watched at home and homework done in class with teacher help.

The opening scene of HBO's The Newsroom, in which anchor Will McAvoy answers a student's question about why America is the greatest country. He delivers a blunt speech arguing it no longer is.

A subtitled edit of the 1987 Max Headroom broadcast signal intrusion, in which hijackers interrupted Chicago stations WGN and WTTW.

A one-minute clip from Back to the Future Part II showing the Cafe 80's scene with Max Headroom-style pseudo-CGI waiters of Reagan, Michael Jackson, and Khomeini.

A choral recording by Cappella Romana from the album Lost Voices of Hagia Sophia. It is part of a project recreating Byzantine chant using the acoustics of the Hagia Sophia.

A one-minute clip of Max Headroom's fictional 'Blipverts', ultra-short ads so stimulating that they make viewers explode. It is a snippet of 1980s sci-fi satire about advertising.

A two-hour Joe Rogan Experience conversation with mycologist Paul Stamets about fungi, mycelium, bioremediation and medicinal mushrooms. It touches on Lion's Mane, psilocybin and the many uses of fungi.

CGP Grey argues that your brain treats a whole home as one room during lockdown, blurring work, rest and leisure. He recommends creating separate spaces and routines for different activities to stay balanced.

Ian Hubert shows how to use Blender's motion tracking to turn ordinary footage of a room into a stylized digital environment for an indie film. It is a quick, practical walkthrough in his loose, lazy-tutorial style.

Jerobeam Fenderson shows how to draw a mushroom on an oscilloscope in XY mode using stereo audio, then animates it by modulating with a larger wave. Pd and Max4Live patches are provided.

Kirsten Dirksen visits architect Gary Chang's 32 square meter Hong Kong apartment, which he has redesigned over decades. Sliding walls and transformable furniture turn it into 24 different room configurations.

A short NIST-based demonstration places a room furnished with old natural-material furniture beside one with modern synthetic furnishings and burns both. The modern room reaches full flashover in a few minutes while the legacy room is only starting to spread.

John Searle's Talk at Google on consciousness and artificial intelligence, hosted by Google's Singularity Network. He presents his philosophy of mind and Chinese room argument that computation is syntactic and cannot capture semantics.

Veritasium shows how Hilbert's infinite hotel can still run out of room, using infinite buses of guests. It explains the surprising answer in a short animated segment.

A recording of Richard Feynman's talk on the possibilities of manipulating matter at very small scales, widely seen as an early vision of nanotechnology. This is a later version of his 1959 "There's Plenty of Room at the Bottom" lecture.

A family comedy video in which kids write instructions for making a peanut butter and jelly sandwich, and a parent follows them with exact literalness, producing chaos. This is the classroom-friendly version.

A short clip, apparently the opening scene of the TV series The Newsroom, in which a character answers why America is not the greatest country in the world. It is a brief political monologue.

A condensed rendition of a project that re-uploaded one video to YouTube 1000 times, showing the accumulating compression artifacts. It pays homage to Alvin Lucier's I Am Sitting in a Room.

An animated account of Day 1 of the Desert Storm air war on 17 January 1991, covering the 2,775 sorties flown against Iraqi strategic targets in the first 24 hours.

The complete six-stage album series Everywhere at the End of Time by The Caretaker, about 6.5 hours of music that depicts the progression of dementia through distorted, decaying old ballroom recordings.

Mycologist Paul Stamets presents six ways mycelium and fungi could help save the world, in an 18-minute TED talk. Topics include environmental cleanup and other applications of fungi.

CNBC gets a tour of ASML's cleanrooms in the Netherlands to see how its roughly $200 million EUV lithography machines are built. It covers exploding molten tin, ultra-flat optics and why only one company can make these systems.

A complete remastered soundtrack for the Transport Tycoon 2014 mobile game, re-recorded with real instruments rather than the original MIDI. The music was composed by John Broomhall for the classic Transport Tycoon.

Victoria Warmerdam's Oscar-winning Dutch short film in which a woman fails a series of Captcha tests and is plunged into a strange new reality. It is a dark, Black Mirror-like sci-fi comedy.

Vsauce explores qualia and whether different people experience colors the same way. It draws on color blindness, Mary's room, the explanatory gap and subjective experience.

A long Joe Rogan Experience interview with mycologist Paul Stamets about fungi, medicinal mushrooms and bioremediation.

A clip from The Newsroom season 3 in which characters argue that the climate change debate is over and only a technology to reverse emissions can help.

An Onion News Network satire about a Warcraft sequel in which you play a character who is playing Warcraft, in a cramped dark apartment.

A four-minute demo of the greenhouse effect showing how increased carbon dioxide raises temperature. It uses a simple setup that is dramatic and easy to understand.

Floyd Toole's CIRMMT distinguished lecture on the science of sound reproduction, drawing on decades of blind listening research. It covers what listeners prefer in loudspeakers and why measured accuracy and anechoic response matter.

Smarter Every Day shares a binaural audio recording of the SpaceX Falcon Heavy launch made by Trevor Mahlmann, with explanations of the sounds including the sonic booms of the landing boosters. It is meant to be heard with headphones.

A BBC Earth clip from Super Powered Owls in which the team uses sensitive sound equipment to compare owl flight with other birds. It shows why owls fly almost silently.

A clip from Lex Fridman's podcast in which chip architect Jim Keller argues that Moore's Law is not dead and that transistor scaling still has lots of room. He also discusses how to break down hard problems.