surface area

Sebastian Markbage explains how React is moving toward a minimal API surface by leaning on language features and patterns instead of dedicated framework APIs. He also touches on JSX and syntax proposals for future JavaScript.

Matt Parker of Stand-up Maths asks whether a country's reported land area accounts for hills and mountains, working through how surface area depends on the resolution of elevation data. It follows up on a question from a viewer and work by researchers who measured it.

A sketch from the Seattle comedy show Almost Live! in which Pat Cashman plays a US Bell rep explaining the new 425 area code. It first aired in 1997.

A look at how granite surface plates are inspected, calibrated and reconditioned using an autocollimator, a repeat meter and diamond-charged cast iron laps. Measurements are at the level of millionths of an inch.

A 2007 parody mocking Microsoft's Surface touch table, made by SarcasticGamer.

A short video of a Microsoft Surface multimedia coffee table, with a pointer to making a homemade multi-touch screen. It shows the original touch-table concept.

A short Harris Corporation (L3Harris) promotional video showing wide-area airborne motion imagery, a sensor system for persistent real-time aerial surveillance of large areas.

Louis Rossmann's half-hour teardown criticism of the Microsoft Surface Laptop, arguing its soldered SSD and glued construction make it effectively unrepairable. It ties into his right-to-repair advocacy.

Rune Skovbo Johansen explains Surface-Stable Fractal Dithering, a technique he invented and released as open source. It makes dithering stick to 3D surfaces and covers the experiments and shortcomings along the way, inspired by Return of the Obra Dinn.

Dave Jones of EEVblog shows hand soldering of surface-mount parts, including drag soldering and tack-and-reflow of 0.5mm fine-pitch ICs, with solder paste and hot air.

A three-minute demonstration of professional hand-soldering techniques for multi-lead surface mount parts, to IPC class 3 criteria.

Linus Tech Tips compares Microsoft's Surface Pro X (SQ2) with the Apple M1 MacBook Air, focusing on how Windows on Arm and x86 emulation perform against Apple's Arm hardware. The verdict is that the Surface falls well short.

A 2008 CES demo of the original Microsoft Surface, a smart table with multi-touch interaction. It shows touch manipulation of photos and objects on a tabletop display.

Area 5150 is a demoscene production for the original 4.77MHz IBM PC with CGA graphics and PC speaker. This is the Evoke 2022 party version, captured from real hardware, and it won the Alternative Demo compo.

Destin Sandlin of Smarter Every Day explains how a US Navy nuclear submarine surfaces through Arctic ice, filmed during the ICEx exercise. It shows ballast and control systems and the physics involved.

A one-minute clip of slime mold placed on a map with food at the cities around Tokyo, growing a network that approximates the Tokyo-area railway system.

A short clip about DARPA's ARGUS-IS, a 1.8 gigapixel wide-area camera array flown on a Boeing unmanned helicopter. It produces a huge mosaic video that can watch a city-sized area from 20,000 feet.

Bloomberg shows Ross McNutt demonstrating his wide-area aerial surveillance system, following a shooting and the getaway car and piecing together a crime network.

Machine Thinking traces where mechanical precision comes from, from flat surface plates and the three-plate method up through lathes and early measuring tools. It is the first in a series on recreating the first micrometer.

Andrew Ng presents unsupervised feature learning and deep learning, showing how algorithms can learn representations from unlabeled data instead of hand-designed features. He gives examples in vision and audio, including visualizations of features learned by successive layers.

Dirk Hohndel explains why the Subsurface dive log project migrated from Gtk to Qt, the obstacles encountered, and advice for other applications frustrated with Gtk. It is a linux.conf.au 2014 talk.

Tech Ingredients shows how to make a homemade radiative cooling paint, with a custom liquid panel that cools below ambient temperature outdoors. The video covers the materials and how to apply the paint.

David MacKay, scientific advisor to the UK energy department, gives a Harvard talk on sustainable energy at macro and micro scale, drawn from his book Sustainable Energy Without the Hot Air. It stresses the land area renewables require.

Raph Levien presents his new Rust GUI framework, built on data-oriented design and ideas from entity component systems, for the Xi editor. He weighs the approach against alternatives and discusses pros and cons.

A VICE report from 2011 in which Suroosh Alvi revisits the gun markets in Pakistan's tribal areas, a stronghold of the Taliban. It shows weapons being made and sold by hand and a country described as a powder keg.

An ABC7 News Bay Area reporter rides in a driverless Waymo robotaxi through San Francisco and documents the trip, including a couple of awkward moments. It is a short TV news segment showing what a robotaxi ride is actually like.

John Wiegley's BayHac 2017 talk walks through Haskell lenses by example, showing many practical uses beyond simple record access. It is aimed at people who want to become productive with the lens library.

Archaeologist Eric Cline lectures on the Late Bronze Age collapse around 1177 BC, when interconnected Mediterranean empires fell in rapid succession. He discusses the Sea Peoples and the combined causes of the collapse.

A 2018 local news report showing people using drugs openly in the corridors of San Francisco's Civic Center BART station.

A 2006 iPod commercial set to Daft Punk's Technologic, with dancing silhouettes and bright white headphones.

Explains the proposed NASA JPL plan to use the Sun as a gravitational lens, sending solar sail craft to its focal region to image an exoplanet's surface. It covers the distances involved, how imaging with the Sun would work and the mission design.

A 10-minute 3Blue1Brown chapter explaining the determinant as the factor by which a linear transformation scales area or volume. It builds the idea geometrically with animations before any formulas.

Inigo Quilez live-paints a mountain landscape using only math in a shader, building up from a basic polynomial noise surface through fractal terrain, lighting and atmosphere. The code runs in real time on Shadertoy so viewers can edit it as they follow along.

James Mickens's 2015 Harvard colloquium argues that browsers are bloated and insecure because feature races trump clean interface design. He presents a cleaner, more secure browser architecture (Atlantis) with a much smaller API surface.

Sabine Hossenfelder explains how the greenhouse effect actually works, given that infrared is mostly absorbed low in the atmosphere already. She walks through why more CO2 still warms the surface.

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.

Moxie Marlinspike's DEF CON 19 talk on the weaknesses of SSL and the certificate authority system. He explains how CA trust became a problem and proposes an alternative that removes the CA oligopoly without reducing security.

Ronald Minnich of Google explains how UEFI firmware is a large closed attack surface and describes Google's work replacing it with Linux-based boot firmware. It also touches on Intel ME and other security coprocessors.

NightHawkInLight shows how to make radiative sky cooling paint from grocery and hardware store materials, including a novel calcium carbonate microsphere synthesis. The paint can cool a surface below ambient air temperature in direct sunlight without electricity.

NightHawkInLight shows how to make ultra-white radiative paint that cools surfaces below ambient temperature without electricity. He walks through the research papers and the household-materials process.