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An internal 1991 NeXT video in which Steve Jobs explains the company's product and marketing strategy. It shows NeXT aiming at the Unix workstation market.

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 1991 NeXT promotional video that stages a head-to-head programming contest between a NeXT computer and a Sun workstation. It shows NeXT's interface builder and object-oriented tooling producing an application far faster than traditional UNIX development.

A NeXT, Inc. promotional video showing its highly automated factory and the manufacturing of the NeXT Cube, including automated circuit board assembly.

Bill Gates's 2015 TED talk, given after the 2014 Ebola outbreak, argues the world is unprepared for the next fast-spreading epidemic. He calls for scenario planning, vaccine research, and trained health workers, in the way countries prepare for war.

Seeker's Focal Point short documentary on ASML's extreme ultraviolet lithography machines, which make the most advanced chips. It shows how plasma-generated 13.5 nm light is used to push Moore's Law forward.

A short animated TED-Ed lesson in which two competing ice cream vendors on a beach illustrate why rival shops cluster together. It introduces game theory and the Nash equilibrium through the Hotelling model.

Luis von Ahn, creator of CAPTCHA and reCAPTCHA, presents Duolingo at TEDxCMU 2011. The idea is to have millions of people translate the web for free while learning a language, an example of human computation.

Epic Games' reveal of Unreal Engine 5, a real-time demo running on PlayStation 5. It showcases Nanite virtualized micropolygon geometry and Lumen global illumination.

A 1993 interview in which Steve Jobs talks about designer Paul Rand, who created the NeXT logo. He recounts Rand's insistence on presenting a single design and his uncompromising professionalism.

An edited excerpt of Steve Jobs introducing Mac OS X at Macworld San Francisco in 2000. It covers the Aqua interface, Quartz graphics built on PDF, and the Classic, Carbon and Cocoa application environments.

A Technology Connections video essay on how analog and digital clocks shape different mental models of time, with the minute hand acting as a progress indicator.

Wendover Productions explains how overnight shipping works, covering the hub-and-spoke logistics of companies like FedEx and UPS and the use of cargo aircraft. It touches on the economics that make next-day delivery possible.

A 20-minute S3 episode touring Terraform Industries, a startup making synthetic natural gas from air and solar power. It walks through the reactor, injection system, direct air capture and electrolyzer, plus the company's cost goals and next milestone.

A motivational compilation of Arnold Schwarzenegger's 2018 speech, delivered as inspiration about work and purpose.

Geoff Cumming uses a simulation to show how wildly the p value varies from one replication to the next because of sampling variability. He argues for estimation and confidence intervals over null hypothesis significance testing.

PBS Space Time explains Roger Penrose's conformal cyclic cosmology, in which the far future of our universe becomes the big bang of the next. It explores what could come after the universe ends.

Doug DeMuro reviews the 2017 Chevy Bolt, which has a $37,500 base price and 238 miles of range. He looks at why it sells poorly next to the Tesla Model 3, noting its quirks and narrow seats.

Andrej Karpathy's Databricks talk on Software 2.0, the shift from human-written code to code produced by neural network training. It covers how developer work moves toward curating datasets, the advantages and challenges, and opportunities for new tooling.