sha-256

A step-by-step animated explanation of how SHA-256 works, from padding and message schedule to the compression function and final hash, with source code for the animations.

Memories is a 256-byte MS-DOS demo that packs eight effects and MIDI soundscapes into a tiny program. It won first place at Revision 2020.

A beginner-focused tutorial on freehand knife sharpening with a single stone, aiming for a shaving-sharp edge in about five minutes.

3Blue1Brown illustrates how enormous the 256-bit search space is, showing how infeasible it is to find a hash or key by guessing and checking.

John Oliver's Last Week Tonight segment on timeshares covers how people get sold into them, why they are so hard to leave, and the exit-company scams that target owners trying to get out.

David and Ben Crystal introduce the Original Pronunciation production of Shakespeare and show what it reveals about the history of English, including puns and rhymes lost in modern speech.

The first part of Freya Holmer's three-part, nearly four-hour lecture on shader coding for game devs in Unity. It covers what shaders are, vertex and fragment shaders, interpolators, data types, blending and textures.

A short ShaderToy piece by Martijn Steinrucken (The Art of Code) that renders rain on a windshield during a night drive, with blurred bokeh lights. It is set to music.

An hour-plus Some More News episode that critiques Ben Shapiro's arguments and record of errors. It is a long, comedic and opinionated breakdown.

The first part of a ShaderToy live-coding series that lays the groundwork for The Drive Home, a rainy night-traffic shader. It covers basic setup and builds toward rain and bokeh effects.

An expat YouTuber in China shows how dockless bike-sharing, once loved, has been flooded by competing companies. Bikes pile up, get abandoned in odd places and are vandalised, with footage from around the city.

Joe Scott takes a serious look at space sunshades as a climate fix, asking how big they would need to be, what they would cost and whether they would work. He draws on Roger Angel's paper and launch options.

An Asianometry documentary-style video on the rise and collapse of China's dockless bike-share boom. It covers the startups, the heavy subsidies and the price wars.

A one-minute demo comparing RetroArch shaders on the Sonic the Hedgehog waterfall, where Sega Genesis dithering creates a transparency effect. It shows how different shaders emulate the CRT look.

A one-minute clip of William Shatner trying to describe the awe of space after a Blue Origin flight while Jeff Bezos sprays champagne.

A CNN segment showing William Shatner emotionally describing his Blue Origin suborbital flight to Jeff Bezos right after landing.

A clip of "My Pal Foot Foot" by The Shaggs, the 1960s sisters band famous for their off-kilter amateur sound. The uploader credits a Frank Zappa quote claiming they are better than the Beatles.

Dollar Shave Club's low-budget launch ad, in which the founder jokes his way through the case for cheap mail-order razors.

Ben Crystal performs Hamlet's 'To be, or not to be' in Original Pronunciation, the reconstructed accent of Shakespeare's time, on a London balcony.

The Pinkfong Baby Shark Dance children's song video, one of the most viewed videos on YouTube.

A short lecture in which Kurt Vonnegut graphs the simple shapes of stories, such as Man in Hole and Boy Gets Girl. He sketches how fortune rises and falls over a narrative.

A Remedy engineer explains how Alan Wake 2 moved to a GPU-driven rendering pipeline built on mesh shaders, culling and rendering meshlets for dense vegetation on PS5 and Xbox Series consoles.

A 256-byte MS-DOS intro that renders a raymarched, procedural 3D animation. It won the 256-byte competition at Riverwash 2009 and the scene.org award for best technical achievement that year, and the author published commented x86 assembly source.

A 13-minute hand-animated short film that takes a symbolic journey through the unconscious, built around Carl Jung's idea of confronting the Shadow. It mixes 2D animation with spiritual and apocalyptic imagery.

A spectrogram visualization of the sounds in a dial-up modem handshake, with an annotated image explaining each noise. It shows how the handshake's tones map to the negotiation steps.

A BBC Politics Live interview in which Andrew Neil presses conservative commentator Ben Shapiro on his past statements and an incident involving Corey Lewandowski and a reporter. It is a tense, widely shared exchange.

A short recording of a 1565 organ in Mantua tuned in quarter-comma meantone, showing split sharps in use. The extra keys provide separate D-sharp and A-flat for more tonalities.

Vlambeer's Jan Willem Nijman shows how to make an action game feel great by stacking small effects like screenshake, recoil and particles onto a basic shooter. It was presented at INDIGO Classes 2013.

A Commodore 64 demo by Linus Akesson that fits video and music into 256 bytes, winning the Oldskool 4K Intro compo at Revision 2017. A technical write-up accompanies it.

A roughly three-hour San Francisco workshop by Marshall Rosenberg on Nonviolent Communication, with full English subtitles added by a fan. He teaches the model with his jackal and giraffe language examples.

Shashi Tharoor's Oxford Union speech arguing that Britain owes reparations to its former colonies, focused on the effects of British rule in India. It lists economic and political damage done by colonialism.

William Shatner's spoken-word cover of Pulp's 'Common People', from his album Has Been.

Jon Ronson's TED talk on public shaming on Twitter, centered on Justine Sacco and others whose lives were upended by online mobs. He argues we have become a baying crowd and should rethink how we treat each other online.

Anders Brownworth gives a basic visual introduction to blockchain using an interactive web demo, covering SHA256 hashes, blocks, chains, distribution, tokens and coinbase transactions.

Inigo Quilez live-codes a painting using only mathematics in a shader, building it up step by step. The linked Shadertoy source shows the result.

Inigo Quilez live-codes the "Happy Jumping" animated scene in a Shadertoy GLSL shader over about six hours. He builds the raymarched character step by step, explaining the math and procedural techniques, with checkpoints linked for each stage.

A POV video of climbers illegally scaling the 650 m Shanghai Tower while it was under construction, filmed on a helmet camera.

Builder Matt Risinger freezes water-filled copper and PEX piping capped with SharkBite fittings to see which survives. The video compares how each pipe type handles freezing.

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.

Linus Tech Tips covers Intel's CES 2024 demos, focusing on Thunderbolt Share and Wi-Fi 7 improvements.