sleep audio

A Google Tech Talk by sleep researcher Dr. William Dement on healthy sleep and performance. He argues sleep debt must be repaid and describes the three characteristics of healthy sleep.

Andrew Huberman's podcast episode on what makes us sleepy, helps us sleep soundly and keeps us alert. It lays out the science and a set of behavioral tools such as light timing.

A binaural audio demo, the 'Virtual Barber Shop', that places a barber moving around your head. It works best with headphones and closed eyes.

A Google I/O 2013 talk by Android audio engineers on why reliable, low-latency audio is hard on the platform. It covers problem areas across the stack, platform work underway and techniques apps can use.

Berkeley sleep scientist Matthew Walker presents the science of sleep and dreams and how sleep affects health and lifespan, based on his book Why We Sleep.

Timur Doumler's CppCon 2015 talk on how C++ is used in the audio industry. It covers the patterns and tools audio developers rely on, including handling real-time constraints.

The Quantified Scientist, a sleep researcher, tests Apple Watch sleep tracking against a research-grade Dreem 2 headband, comparing accuracy for sleep stages, deep and REM sleep. The review is data-focused rather than feature-focused.

Essential Craftsman follows up on his earlier video about a DIY approach to sleep apnea. It centers on forcing nose breathing during sleep with mouth taping and nasal strips, and says to seek medical guidance.

Monty Montgomery of Xiph.org gives real-time demonstrations of sampling, quantization, bit depth and dither using real audio equipment, including both digital analysis tools and vintage analog bench gear. It shows that sampled audio is not stair-stepped and corrects common misconceptions about digital audio.

Joe Rogan interviews Matthew Walker, Berkeley neuroscience professor and author of Why We Sleep. They discuss what sleep does for the brain and body, the effects of sleep deprivation, and sleep myths.

Techmoan demonstrates the Tefifon, a vintage German audio player that combines elements of record and tape with a grooved elastic loop. He shows how it works and plays it.

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 roughly 10-minute guided Non-Sleep Deep Rest session voiced by neuroscientist Andrew Huberman. It is meant to reduce daytime fatigue, improve focus and aid sleep.

Five hours of the late-night BBC Radio 4 Shipping Forecast, uploaded to mark its 150th anniversary. It can be used as sleep audio or to learn the sea areas named in the broadcast.

Adobe's VoCo demo from the MAX 2016 Sneak Peeks, co-hosted by Jordan Peele, showing software that changes words in a voiceover by typing new ones.

A short clip from Woody Allen's 1973 film Sleeper in which a man who wakes up in the future is told that health foods are unhealthy and tobacco is good for you.

A Justin Bieber song slowed down 800% with the PaulStretch program, turning a pop track into a long ambient drone.

A BBC Horizon clip demonstrating the McGurk effect, where the same audio sounds like different syllables depending on the mouth movements you see. It shows that people integrate visual speech information into what they hear.

Tom Scott explains why hold music sounds worse than it used to, tracing it to old telephone exchanges and the audio compression applied by modern switches. It is a short visit to the Milton Keynes Museum.

GoldenSound publishes music on Tidal to test MQA, a deep dive into the format's claims and problems including its leaky filter. Testing begins around the 5:45 mark.

A roughly one-minute TV clip in which a guest accidentally breaks a rare, one-of-a-kind wax cylinder recording on camera.

A two-minute sine tone sweeping exponentially from 20 Hz to 20 kHz, covering the human hearing range at constant acoustic pressure.

Techmoan's beginner introduction to the compact cassette, testing metal tapes and Dolby S noise reduction on a Sony TC-S1 deck. He checks whether a cassette can sound close to a CD when good tape and equipment are used.

Musician and audio engineer Benn Jordan tries Dolby Atmos as a consumer, covering the theory of immersive audio, its business model, and home theater and headphone listening. He concludes it often falls short of the pitch.

The official audio of Leonard Cohen's 'Everybody Knows' from the album I'm Your Man.

Gil Scott-Heron's 1970 spoken-word piece, in an official audio upload. It contrasts the Apollo moon program with poverty and neglect at home.

A 12-minute film in which Erlang's creators demonstrate the language's fault tolerance and live-system features, including phoning each other to show it working. This version has fixed audio.

Andrew Huberman introduces how the nervous system produces sensation, emotion and behavior, and how neuroplasticity lets us change it. It covers neurons, synapses, brain chemicals and the rhythms governing focus, learning and sleep.

Ten hours of uninterrupted pink noise, intended for relaxation and masking background sound. It is a long ambient audio loop rather than a spoken video.

Musician Benn Jordan explains and demonstrates adversarial noise that poison-pills music files against AI training and scraping.

Dan Worrall explains when higher sample rates help in recording and mixing, and when they do not. He goes into oversampling versus higher sample rates, and aliasing in distortion plugins.

Linus Tech Tips explains how Windows Modern Standby causes laptops to drain battery while asleep, arguing it makes Windows laptops hard to recommend compared to MacBooks.

A 2006 promotional video for sCrAmBlEd?HaCkZ!, a music software project that analyzes and reassembles sampled audio and video in real time, tied to themes of sampling and copyright.

A VICE News segment following Uber driver Terri White, who drives 83 miles from Stockton to San Francisco and sleeps in her car between rush hours. It looks at the conditions of gig-economy drivers.

A short clip of Venetian Snares' track 'Look' from Songs About My Cats (2001), shown as a spectrogram. The audio encodes an image in its frequency content.

Dan Olson of Folding Ideas investigates the Mikkelsen Twins and the ghostwritten-audiobook passive-income course industry, even playing along with the scheme. It is a long video essay on get-rich-quick publishing grifts.

Dean Friedman's near-hour-long introduction to synthesis, covering the building blocks of sound and the controls on a synthesizer. He slowly adjusts knobs so viewers hear what each parameter does.

A clip from the 2011 film Margin Call in which senior partners hold an emergency meeting and decide to sell off toxic assets immediately. It is set at the start of the 2008 financial crisis.

An excerpt of the 2005 Harvard debate in which Steven Pinker gives his prepared case on biological sex differences and the under-representation of women in science. It covers cross-cultural patterns in preferences and abilities and the overlap between male and female distributions.

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.