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Josef Holzer walks through his family's Krameterhof, one of Europe's oldest permaculture farms in the Austrian mountains, with fish ponds, terraces, fruit trees and grazing animals. It showcases water management and microclimates.

Tod's Workshop fires full-weight medieval arrows from a 160lb English warbow at reproduced medieval armour. Armour curator Dr Tobias Capwell, an archer and bowyer give historical context and discuss the results.

A 2007 Channel 4 documentary by Martin Durkin arguing that human-caused global warming is overstated or a scam. It features contrarian scientists such as Richard Lindzen and promotes sunspot and cosmic-ray explanations for temperature change. Its claims are rejected by mainstream climate science.

A Motherboard documentary episode from Nebraska about farmers and mechanics fighting manufacturers like John Deere over access to the diagnostic software needed to repair modern tractors. It shows how software locks have taken away farmers' traditional self-reliance.

Veritasium's long documentary on the history of Monsanto's herbicides, including glyphosate, and how patented seeds prevent farmers from replanting. It covers agricultural chemistry, litigation and corporate practices.

Archive footage from 1964 of Royal Marine Commando volunteers filmed on a field exercise after taking LSD at Porton Down. It documents a British military drug trial.

A two-minute CBC Firsthand clip showing UK police surrounding and capturing a distraught man holding a machete, then taking him to a hospital. It is an excerpt from the documentary Hold Your Fire.

Dominion is a two-hour documentary using drones and hidden cameras to expose conditions in animal agriculture, including food, clothing, entertainment and research. It questions humanity's dominion over animals.

Kirsten Dirksen visits retired mailman Russ Finch in Alliance, Nebraska, who grows oranges, figs and pomegranates in a backyard greenhouse without paying for heat. The greenhouse uses the stable temperature of the earth, with underground earth tubes, to heat and cool itself.

A short documentary about Eric Maundu's Arduino-controlled aquaponics setup in West Oakland, where contaminated soil rules out ordinary farming. Fish and circulating water grow plants without soil.

A ColdFusion documentary on the Sackler family and Purdue Pharma, tracing their role in the opioid crisis that has killed over 200,000 people.

A short film about the Dervaes family, who grow over 6,000 pounds of food a year on a tenth of an acre near downtown Los Angeles. They grow more than 400 plant species, keep chickens and ducks, and get most of their food from the plot.

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.

The official trailer for The True Cost, a documentary on the fast fashion industry and who pays for cheap clothing. It touches on garment worker conditions and the Rana Plaza collapse.

Planet of the Humans, a full documentary by Jeff Gibbs presented by Michael Moore, arguing that the green movement has been co-opted by corporate and wealthy interests and that techno-fixes are not enough.

Overclocker der8auer tours Hetzner's Falkenstein data center in Germany, showing custom racks, own mainboards, passively cooled servers and ATX-style cases on shelves.

Fools & Dreamers is a 30-minute documentary about Hinewai Nature Reserve in New Zealand, where botanist Hugh Wilson let gorse grow as a nurse canopy to regenerate native forest. It shows the results after 30 years and the local skepticism he faced.

Barely Sociable presents a case that Bitcoin creator Satoshi Nakamoto is cryptographer Adam Back. It uses interview clips and circumstantial evidence, and also touches on the block size dispute.

A KQED Truly CA documentary narrated by John Waters about the Salton Sea, a once-glamorous California vacation spot now home to an eccentric community. It covers the area's economic, political and environmental problems and features Salvation Mountain.

Footage from the Chasing Ice project of the largest glacier calving event ever filmed, at Greenland's Ilulissat Glacier in 2008. A 75-minute event is condensed to a few minutes of cameras watching ice collapse.

A Gamers Nexus investigative documentary on the black market for Nvidia AI GPUs, following smugglers, middlemen, and buyers, including reporting from China. It examines how export-restricted chips reach their users.

Valve's two-hour documentary for Half-Life 2's 20th anniversary, with team members discussing development, nearly running out of money, being hacked, the publisher lawsuit and the birth of Steam.

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.

A 2017 documentary filmed at the Santa Fe Institute in which novelist Cormac McCarthy talks with SFI's David Krakauer. They discuss isolation, mathematics, character and the nature of the unconscious.

Veritasium investigates PFAS forever chemicals, from Teflon's history to pollution of the global water system and their presence in the US population. It covers the corporate cover-up and the host's own blood tests.

Chai Jing's 104-minute documentary on China's smog, with full English subtitles. A former TV anchor, she investigates what smog is, where it comes from and what can be done, prompted by her daughter's health problems.

A documentary from Swan Bitcoin exploring Bitcoin's relationship with energy, featuring Lyn Alden and others, and arguing that mining is a net positive for the environment and not wasteful.

A Business Insider investigation into the US boom in AI data centers, mapping where they are, who owns them, and how much power and water they consume. It looks at the costs borne by communities, with a focus on Virginia.

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.

Geoff Lawton documents a permaculture project that turned barren Jordanian desert into green, productive land. It covers the techniques he used.

A 2001 VPRO Noorderlicht documentary episode, filmed in Austin in 2000, visiting Edsger Dijkstra and his views on thinking as a discipline. It is in Dutch with English subtitles.

A 1995 episode of The Computer Chronicles devoted to Gary Kildall, creator of CP/M. It works as a retrospective and tribute to the personal computer pioneer.

Cathode Ray Dude's hour-long retrospective on the ABIT BP6, the dual-Celeron motherboard. He covers early multiprocessing, its legend, a build, running NT 4, benchmarks and the pros and cons of early SMP.

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.

A short vintage film clip of Seymour Papert, creator of Logo, on using computers to spark children's imagination and learning.

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.

A roughly 3.5-hour Gamers Nexus investigation into rising PC component prices, driven largely by AI data-center demand for memory and other hardware. It draws on interviews with industry figures to argue that personal computing and ownership are being eroded.

Modern Vintage Gamer explains how Eric Chahi built Another World on the Amiga 500, using 2D polygons, rotoscoping and clever techniques to run well on a stock 7MHz machine.

A VPRO documentary following ecologist and cameraman John D. Liu. He documents the regreening of China's Loess Plateau and other efforts to restore deserts and biodiversity around the world.

The Computer History Museum's 25th anniversary celebration of the Commodore 64, recorded in December 2007, with a panel including Jack Tramiel and Steve Wozniak. It recounts the machine's launch and history.