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CuriousMarc inspects a newly arrived Teletype Model 19, an early military unit built around a Model 15 keyboard and printer, after an initial rough cleaning. It is the first part of a restoration series and touches on 5-bit Baudot code.

A short documentary about Jadav Payeng, who since the 1970s has planted a forest larger than Central Park on India's Majuli island, turning barren land into a lush oasis.

A friendlyjordies video on the legal fight between Jordan Shanks and then-Deputy Premier John Barilaro, including footage of the arrest of the creator by police. It is presented from one side.

Permaculture instructor Andrew Millison travels with the UN World Food Programme to Niger to see land recovery within the Great Green Wall, where rainwater harvesting is boosting food security and restoring the ecosystem.

Isaac Arthur examines the Dark Forest theory, Cixin Liu's proposed solution to the Fermi Paradox in which civilizations stay silent and may destroy any that reveal themselves. He tests the theory's underlying assumptions and arguments.

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.

CNN footage of correspondent Omar Jimenez and his crew being arrested live on air by police while covering protests in Minneapolis in 2020, after identifying themselves as press.

Kurzgesagt animated explainer on the Dark Forest answer to the Fermi Paradox. It argues that if advanced civilizations exist, staying silent may be the safest strategy because revealing yourself invites a first strike.

An SBS Dateline short documentary on Danish forest kindergartens, where children play freely outdoors, climb trees and use knives with little adult intervention.

Footage of CNN reporter Omar Jimenez and his crew being arrested live on air while covering the Minneapolis protests after the killing of George Floyd. He identified himself as press and offered to move.

Cody's Lab builds a 200-billionth-scale model to show how far away the nearest stars are, using parallax and light speed. A short astronomy explainer on interstellar distances.

Paolo fromTOKYO explains why foreign tourists get arrested in Japan, covering strict laws and the justice system's very high conviction rate.

Part one of an American Airlines training video presented by Captain Warren VanderBurgh on automation dependency. It grew out of a program on wake turbulence avoidance, and this restored version has the audio cleaned up.

VICE's Oobah Butler spends eight months using fake reviews to push a nonexistent restaurant, The Shed at Dulwich, to number one on TripAdvisor in London. The short documentary shows how easily review systems can be gamed.

Tom Scott investigates the claim that the microwave was invented to heat hamsters, and interviews James Lovelock about freezing and microwave-thawing hamsters in the 1950s. It traces early magnetron uses beyond radar.

Anna Rosling Rönnlund presents Dollar Street, a project photographing homes in dozens of countries, from stoves to beds to toilets, and sorting them by income. She shows how data visualization can change how we see the world.

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.

Permaculture instructor Andrew Millison visits the village of Garavadi in Maharashtra, India, which took part in the Paani Foundation's Water Cup competition. It shows the water harvesting structures the villagers built in 45 days and how they restored groundwater and the local economy.

A circa-1964 film showing AMF's AMFare system, which ordered, cooked and packaged hamburgers, fries, shakes and more automatically for a pilot fast-food operation.

A short film from Agenda Gotsch introducing syntropic agriculture and Ernst Gotsch's agroforestry methods, made for COP21. It shows degraded land regenerated into productive forest farms.

Permaculture instructor Andrew Millison visits the chinampas, the floating gardens of Xochimilco in Mexico City. He looks at this ancient Aztec agricultural system and the project restoring it.

An 8-minute National Geographic short film about David Bamberger, who bought 5,500 overgrazed acres in the Texas Hill Country and restored the land and its aquifers over about 50 years.

CuriousMarc connects a restored 1930 Model 15 Teletype to a Linux machine and uses it as a terminal, after commenters requested it. The video shows the challenges of linking a 5-bit mechanical device to a modern OS.

A Kurzgesagt animated explainer on the climate and environmental cost of meat. It covers how beef drives deforestation and emissions, and how this compares with plant-based foods.

A five-minute clip from The Big Short (2015) in which FrontPoint Partners confront Morgan Stanley risk assessors and an S&P ratings representative about inflated mortgage bond ratings.

Part one of Look Mum No Computer's series on buying a whole church pipe organ, covering how it was removed from its home. The series goes on to restoring it and rewiring it for MIDI.

A Half as Interesting explainer on the US program that drops millions of sterile screwworm flies over Panama every week to keep the parasite out of North America.

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.

Not Just Bikes explains the Strong Towns argument that car-dependent American suburbs cost more to maintain than they generate in taxes. It describes the growth Ponzi scheme that props up municipal finances.

Luis von Ahn, creator of CAPTCHA and reCAPTCHA, explains how small contributions from many people online can digitize books. He then introduces Duolingo as a way to translate the web while people learn languages.

A 1990 Lotus sales demo of Improv, a spreadsheet built for the NeXT computer that rethought the grid with named categories and multiple views. The uploader, who tested it at Price Waterhouse, presents it as an early, innovative vision of the spreadsheet.

A short demo of SEdit, the structure editor for Interlisp-D on Xerox Lisp machines in the 1980s, which edits code as trees rather than text.

Asianometry examines why Japan's software industry has lagged despite its hardware strengths. It looks at dependence on US software and the low prestige of programming.

A 1969 BBC Tomorrow's World segment about Nellie, a school computer used by pupils at Forest Grammar School to solve equations and play music. Students learn programming and maintenance, and act out binary arithmetic.

Practical Engineering explains what a black start is: restarting a power grid after total collapse. It shows why most plants need outside power to start and why rebuilding a synchronized grid is delicate and high-stakes.

Footage shot in New York City in 1911 by a Swedish film company, upscaled to 4K and 60 fps with neural networks and optionally colorized. The creator notes the colors are artificial and added only for ambiance.

City Beautiful explains how Houston, which has no formal zoning, still shapes land use through deed restrictions, parking minimums and buffering ordinances.

Casey Neistat's short New York Times op-doc investigating how accurate restaurant and packaged-food calorie labels really are. He gets items from chains like Chipotle, Starbucks and Subway measured by nutrition researchers and compares them to the printed numbers.

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.

A six-minute clip of Adobe's MAX 2011 sneak peek showing a Photoshop prototype that removes motion blur from photos. The audience reacts with astonishment as blurry images become legible.