sleep states

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.

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.

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.

Richard Feldman's elm-conf talk on designing models so that bugs from impossible application states cannot occur, using Elm's compiler and types. It demonstrates techniques for making invalid states unrepresentable.

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.

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.

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 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.

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.

A lecture by Swami Sarvapriyananda at IIT Kanpur on the Mandukya Upanishad and the question 'Who am I?'. It explains the four states of consciousness in Advaita Vedanta.

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 video by Steve Pieczenik claiming the Clintons are carrying out a coup d'etat to take over the United States. It is political conspiracy commentary from the 2016 election period.

Scott Wlaschin's NDC talk on using statically typed functional programming, F# in particular, to model a business domain. Types are used to represent the domain precisely and to encode business rules so that illegal states cannot be built, with the compiler acting as an instant unit test.

Russian-American journalist Vladimir Pozner lectures at Yale on how US foreign policy toward Russia after the Soviet collapse shaped Putin, then takes audience questions on election interference, the Skripal poisoning and media independence.

CGP Grey explains what it means that a third of the United States is federally owned land. It describes the agencies that manage it and why so much of it is in the western states.

Yaron Minsky of Jane Street gave this talk to Harvard's OCaml-based CS51 class in 2010. It collects advice on being an effective ML programmer in an industrial setting.

A long Huberman Lab episode laying out science-based daily tools for focus, sleep, exercise and mental and physical health, organized around a 24-hour day.

A 60 Minutes segment in which Tristan Harris contrasts TikTok with its Chinese counterpart Douyin. He argues that Chinese children get wholesome, time-limited content while the rest of the world gets the addictive version.

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.

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.

John Oliver's Last Week Tonight segment on homeschooling, focusing on how little regulation exists in many US states. It covers states where a one-time declaration removes children from any oversight.

CGP Grey explains the mess of Daylight Saving Time, including its dubious energy savings and the odd cases like Arizona that opt out. It is a short, simple explainer.

NYT Opinion video essay arguing that Democrat-controlled states like California, New York and Illinois often fall short of their egalitarian values. It focuses on housing costs, homelessness, regressive taxes and school segregation as drivers of inequality.

C-SPAN footage of the L0pht hacker collective testifying before the US Senate Governmental Affairs Committee on May 19, 1998. The members discuss internet and computer security weaknesses. The uploader says the media remembered only the claim that they could take down the internet in 30 minutes.

Rhonda Patrick interviews Salk Institute researcher Satchidananda Panda about circadian rhythms and the timing of food. They cover time-restricted feeding and its links to obesity, muscle mass, heart health, and light exposure.

Scott Wlaschin shows how statically typed functional languages, using F# examples, can model a business domain so that invalid states cannot be represented. The type system acts almost like an instant unit test at compile time.

Joseph Everett compares the food environment of the US, with roughly 30% obesity, to Japan's, around 3.5%. He argues that what is available and normal to eat explains much of the gap.

John Green explains why the US spends far more on health care than other countries, going through insurers, drug companies, hospitals and lawyers. He argues the causes are complicated rather than a simple blame game.

A hidden-camera social experiment in a park where three people try to steal a bike in the open: a white teenager, a black teenager and a young woman. It records how bystanders react to each.

Destin Sandlin of Smarter Every Day tries to manufacture a grill scrubber entirely in the United States. Along the way he runs into missing supply chains, tooling and institutional manufacturing knowledge.

Andrew "bunnie" Huang examines how realistic hardware supply chain attacks are, from rogue insiders to nation states, in the wake of the Bloomberg Businessweek report. He explains how undocumented components could be hidden on boards and how hard they are to spot.

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.

A 2008 Google Tech Talk by the creator of Org-mode, introducing the Emacs subsystem for plain-text note-taking and project planning. It covers outlines, TODO states, tags, dates and priorities, and later shows using Org-mode as a spreadsheet.

Civilization creator Sid Meier's GDC 2010 talk on applying psychology to game design. He discusses player perception, randomness, and win states, and why designers must account for how players experience events.

CGP Grey explains why "Indian" is often preferred over "Native American" in the United States, especially near reservations, and how many tribes exist in the US. He draws on conversations with people who identify as Indian.

A 24-hour loop of Star Trek TNG starship engine ambience, meant as background sound for relaxing, sleeping or concentrating.

A NOVA documentary with neuroscientist Heather Berlin exploring the subconscious and what drives our decisions. It uses sleepwalking, anesthesia, improvised rap in an MRI and game theory to probe how much of the brain's work is hidden.

A short CGP Grey animation showing how the US electoral college lets a candidate win the presidency with as little as about 22 percent of the popular vote. It lays out the arithmetic of winning states by narrow margins.