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Is It Cake? How Our Brain Deciphers Materials

news.ycombinator.com Dale Markowitz 2026-02-11 00:43:57

One of the greatest questions of the modern age is: Is it cake? As in: Is it an espresso machine, or cake? Paint can, or cake? Air fryer, or …? Millions of viewers have watched rapt as TikTok bakers slice or bite into inedible-looking objects with fluffy, frosting-filled innards … or have tuned into Is It Cake?, the aptly named Netflix show. Why? As a form of entertainment, this kind of visual trick is hardly new. For centuries, artists have delighted in fooling us into thinking one material is

Topics: brain material materials paper perception

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Parametric shape optimization with differentiable FEM simulation

news.ycombinator.com Unknown 2026-02-10 21:11:57

All examples are expected to run from the examples/<example_name> directory of the Tesseract-JAX repository . In this example, you will learn how to: Compose both Tesseracts with Tesseract-JAX to create a pipeline that can be used for differentiable shape optimization. Build a Tesseract that uses finite differences under the hood to enable differentiability of a non-autodifferentiable geometry operation (computing a signed distance field from a 3D model). In this notebook, we explore the opt

Topics: design field jacobian partial theta

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Haskell, Reverse Polish Notation, and Parsing

news.ycombinator.com Unknown 2026-02-09 21:07:19

My Side Quest into Haskell, Reverse Polish Notation, and Parsing 26 Jun, 2025 My Journey into Haskell: Building a Reverse Polish Notation Calculator Introduction: A Side Quest In my attempt to get my first paycheck, aka get a job, I have led myself down a fascinating rabbit hole into functional programming, mathematical notation, and parsing theory. This is the story of how I discovered Haskell, tackled reverse Polish notation, and learned about monadic parsing along the way. My journey bega

Topics: eval haskell int parser xs

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The Calculator-on-a-Chip (2015)

news.ycombinator.com Unknown 2026-02-13 12:38:41

Calculator Articles The Arrival of the "Calculator-on-a-Chip" During the late 1960s and early 1970s a major aim of the calculator electronics companies was to integrate all of the functionality of a calculator into one integrated circuit, so producing a "Calculator-on-a Chip". © 2015 Nigel Tout This is a new article which was not originally in "The International Calculator Collector". Introduction As told in the section "The Story of the Race to Develop the Pocket Electronic Calculator", fro

Topics: busicom calculator calculators chip mostek

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Local-first software (2019)

news.ycombinator.com Unknown 2026-02-13 10:45:39

Martin Kleppmann, Adam Wiggins, Peter van Hardenberg, and Mark McGranaghan. Local-first software: you own your data, in spite of the cloud. 2019 ACM SIGPLAN International Symposium on New Ideas, New Paradigms, and Reflections on Programming and Software (Onward!), October 2019, pages 154–178. doi:10.1145/3359591.3359737 This article has also been published in PDF format in the proceedings of the Onward! 2019 conference . Please cite it as: We share some of our findings from developing local-fi

Topics: data local software user users

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Elon Musk’s New Political Party Sparks MAGA Backlash Online

gizmodo.com Luc Olinga 2026-02-13 18:23:16

The suspense is finally over. Elon Musk, the visionary behind Tesla and SpaceX, officially declared the formation of a new political party on Saturday, July 5, 2025. His stated aim: to challenge the long-standing dominance of both the Republican and Democratic parties. “Today, the America Party is formed to give you back your freedom,” the controversial tech entrepreneur announced on X (formerly Twitter) at 3:46 PM ET. By a factor of 2 to 1, you want a new political party and you shall have it

Topics: 2025 july musk party political

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Today's Wordle Hints, Answer and Help for July 6, #1478

cnet.com See Full Bio 2026-02-13 17:00:03

Gael Cooper CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The Totally Sweet '90s." She's been a journalist since 1989, working at Mpls.St.Paul Magazine, Twin Cities Sidewalk, the Minneapolis Star Tribune, and NBC News Digital. She's Gen X in birthdate, word and deed. If Marathon candy bars ever come back, she'll be first in line.

Topics: 1989 author cooper gael journalist

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Drive Capital’s second act – how the Columbus venture firm found success after a split

techcrunch.com Connie Loizos 2026-02-13 17:25:59

The venture capital world has always had a hot-and-cold relationship with the Midwest. Investors rush in during boom times, then retreat to the coasts when markets turn sour. For Columbus, Ohio-based Drive Capital, this cycle of attention and disinterest played out against the backdrop of its own internal upheaval several years ago — a co-founder split that could have ended the firm but may have ultimately strengthened it. At a minimum, Drive achieved something newsworthy in today’s venture lan

Topics: billion drive firm olsen valley

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Inside a Utah desert facility preparing humans for life on Mars

cnbc.com Magdalena Petrova 2026-02-13 15:00:01

Hidden among the majestic canyons of the Utah desert, about 7 miles from the nearest town, is a small research facility meant to prepare humans for life on Mars. The Mars Society, a nonprofit organization that runs the Mars Desert Research Station, or MDRS, invited CNBC to shadow one of its analog crews on a recent mission. "MDRS is the best analog astronaut environment," said Urban Koi, who served as health and safety officer for Crew 315. "The terrain is extremely similar to the Mars terrain

Topics: analog crew mars research said

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Journalists Just Roasted Sam Altman To His Face

futurism.com Unknown 2026-02-13 14:15:01

OpenAI CEO Sam Altman got a taste of his own medicine when he went on the New York Times' turf and tried to twist the newspaper's copyright lawsuit against it. As flagged by PG Gamer, the live recording of the NYT's "Hard Fork" podcast — hosted by journalists Kevin Roose and Casey Newton, and featuring as guests Altman and OpenAI's chief operating officer Brad Lightcap — was testy from its start. Almost immediately upon sitting down on the "Hard Fork" stage, the CEO came out punching. "Are yo

Topics: altman lawsuit nyt openai roose

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Paramount+ deal: Get two months of Essential or Premium for only $2

engadget.com Unknown 2026-02-13 12:00:37

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . This is just in time for the new season of Star Trek: Strange New Worlds. Another hot streaming deal has arrived to match the summer heat. This time it comes from Paramount+, which is offering a two-month subscription for only $2. Put another way, you'll pay $1 per month for your firs

Topics: deal just new strange worlds

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A bundle of two Blink Mini 2 security cameras is only $35 for Prime Day

engadget.com Unknown 2026-02-13 15:56:28

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . The best value in security cameras is back. This early Prime Day deal has two Blink Mini 2 cameras for only $35. That's half off — and $5 less than you'd usually pay for only one of them. This matches a Black Friday record low for the pair. The Blink Mini 2 is a recent offering, arriv

Topics: amazon camera day deals prime

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The best Prime Day kitchen deals you can get right now on air fryers, Instant Pots and sous vide machines

engadget.com Unknown 2026-02-13 16:11:26

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . If you’re considering updating your kitchen setup, first check out the best Prime Day kitchen deals we could find from Amazon’s sale. Engadget editors and reporters have tested and reviewed a whole bunch of kitchen tech and Amazon’s annual July sale is a great time to save on many of t

Topics: air day deals fryer prime

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Amazon Prime Day 2025: The best deals live right now, plus everything else you need to know

engadget.com Unknown 2026-02-13 17:30:35

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Prime Day is coming back (again) this year; here's what you need to know and the best deals live today. Amazon Prime Day has been a summer mainstay for years at this point and this year is no exception. Prime Day will return on July 8 to July 11 this year, marking the first time the s

Topics: amazon best day deals prime

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Amazon's Echo Spot drops to only $45 for Prime Day

engadget.com Unknown 2026-02-13 17:46:25

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . It's still a couple of days until Prime Day 2025 officially kicks off, but the sales are already here. There's deals on some of our favorite products, like the TP-Link Deco AXE5400 WI-Fi mesh router system and the Amazon Fire TV Stick 4K Max. Now, another Amazon device is on sale: the

Topics: amazon day deals echo prime

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The best Amazon Prime Day deals under $50: Save on gear from Blink, Anker, Samsung and others

engadget.com Unknown 2026-02-13 18:05:35

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Big ticket items like TVs and iPads might get the lion’s share of the attention during Amazon’s big sale, but there are plenty of Prime Day deals to be had for under $50, too. We’ve combed through the pages (and pages) of discounts to find the brands and gadgets that we at Engadget act

Topics: alexa amazon best day prime

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Prime Day deal: Get up to 50 percent off Shark robot vacuums

engadget.com Unknown 2026-02-13 18:31:26

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . If you've been itching to invest in a robot vacuum to help you clean up around the house, you're in luck. Prime Day deals, like clockwork, have brought discounts to a bunch of our favorite robot vacuums. One of the best deals is on this Shark AI Ultra robovac, which you can grab for 49

Topics: amazon day deals prime robot

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Add Paramount+, STARZ, and more to your Prime Video account for just $0.99 a month - here's how

zdnet.com Alison Denisco Rayome 2026-02-12 18:12:14

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including vendor and retailer listings as well as other relevant and independent reviews sites. And we pore over customer reviews to find out what matters to real people who already own and use the products and services we’re assessing. When you click through from our site to a retailer and buy a product or

Topics: content does editorial reviews zdnet

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Goodbye to All That – My Resignation from the FBI

news.ycombinator.com Michael Feinberg 2026-02-13 18:08:29

On May 31 of this year, in a series of phone calls beginning at nine in the morning and ending that afternoon, the newly installed Special Agent in Charge of the Federal Bureau of Investigation’s Norfolk Field Office, Dominique Evans, made clear to me that, at the direction of Dan Bongino, my career with the organization had—for all intents and purposes—come to an end. It would be an understatement to say that I had not expected this. In fact, I was in the midst of preparing for a potential mov

Topics: bureau fbi field office special

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Local-first software: You own your data, in spite of the cloud

news.ycombinator.com Unknown 2026-02-13 16:45:39

Martin Kleppmann, Adam Wiggins, Peter van Hardenberg, and Mark McGranaghan. Local-first software: you own your data, in spite of the cloud. 2019 ACM SIGPLAN International Symposium on New Ideas, New Paradigms, and Reflections on Programming and Software (Onward!), October 2019, pages 154–178. doi:10.1145/3359591.3359737 This article has also been published in PDF format in the proceedings of the Onward! 2019 conference . Please cite it as: We share some of our findings from developing local-fi

Topics: data local software user users

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Robinhood Wants to Redo Wall Street on the Blockchain

gizmodo.com Luc Olinga 2026-02-13 18:27:24

Robinhood, the company behind one of the most popular trading apps for everyday investors, just revealed a sweeping new vision for the future of finance. And its bold plan seems to leave traditional Wall Street institutions behind. The company announced a daring set of new products this week from Cannes, France. These offerings are designed to move traditional financial assets, like company stocks, investment funds (ETFs), and even complex trading tools called derivatives, entirely onto the blo

Topics: assets blockchain crypto digital robinhood

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Deltarune is halfway done, but it feels like a full game

theverge.com Jay Peters 2026-02-13 15:00:00

is a news editor covering technology, gaming, and more. He joined The Verge in 2019 after nearly two years at Techmeme. It’s been an agonizing wait for more Deltarune. The first chapter of the episodic, parallel story to Toby Fox’s acclaimed RPG Undertale came out nearly seven years ago. But the newly released third and fourth chapters are so good that I highly recommend playing everything that’s available right now — even if there are still three more episodes to go. In Deltarune, you play as

Topics: chapter deltarune game like undertale

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Log your weight in Apple Health quickly and cheaply with this iPhone-compatible smart scale

9to5mac.com Benjamin Mayo 2026-02-13 16:53:49

After my last WiFi-enabled smart scale broke and refused to connect to the Internet anymore, I sought something simpler and cheaper to replace it. The old scale had all sorts of fancy service integrations that I never used. I just wanted something that would track my weight and report the measurements to the Health app on my iPhone. The Eufy C20 smart scale is what I landed on and I’m very happy with it — and it’s pretty cheap too. Here’s how it works … Firstly, the scale works completely inde

Topics: app eufy health just scale

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This $12 gadget has become a permanent accessory on my keychain - here's why

zdnet.com Adrian Kingsley-Hughes 2026-02-13 14:45:12

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including vendor and retailer listings as well as other relevant and independent reviews sites. And we pore over customer reviews to find out what matters to real people who already own and use the products and services we’re assessing. When you click through from our site to a retailer and buy a product or

Topics: content does editorial reviews zdnet

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Your iPhone can be used as a digital drivers' license - but only in these states

zdnet.com Elyse Betters Picaro 2026-02-13 15:00:13

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including vendor and retailer listings as well as other relevant and independent reviews sites. And we pore over customer reviews to find out what matters to real people who already own and use the products and services we’re assessing. When you click through from our site to a retailer and buy a product or

Topics: content does editorial reviews zdnet

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My favorite Amazon Echo speaker is perfect for small rooms, and it's only $22 with this deal

zdnet.com Maria Diaz 2026-02-13 16:16:00

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including vendor and retailer listings as well as other relevant and independent reviews sites. And we pore over customer reviews to find out what matters to real people who already own and use the products and services we’re assessing. When you click through from our site to a retailer and buy a product or

Topics: content does editorial reviews zdnet

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Vortex (Véhicule Orbital Réutilisable de Transport Et D'Exploration)

news.ycombinator.com Unknown 2026-02-10 04:58:55

As an architect and integrator of complex airborne systems, Dassault Aviation intends to take advantage of its space expertise to develop spaceplane solutions that disrupt current systems. VORTEX (Véhicule Orbital Réutilisable de Transport et d’Exploration) Designed to operate in space and return to Earth like an aircraft, these intrinsically dual-use vehicles have the potential to transform space operations—enabling new applications across commercial, scientific, and military missions. Space

Topics: advantage orbit orbital space systems

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Deal: Samsung Galaxy Z Fold 6 price drops by $545!

androidauthority.com Unknown 2026-02-13 17:35:11

Lanh Nguyen / Android Authority Samsung is about to launch its new foldable phones. The Unpacked event is scheduled for July 9th, in under a week. New launches usually come with nice discounts on the previous model, and the sales are starting! You can currently get the Samsung Galaxy Z Fold 6 at a $545 discount! Buy the Samsung Galaxy Z Fold 6 for $1,354.99 ($545 off) This offer is available directly from Samsung. Not all color versions get the discount, though. The White model isn’t on sale,

Topics: fold foldable galaxy phones samsung

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Show HN: Flint – Write code your way while ensuring remote consistency

news.ycombinator.com Unknown 2026-02-09 14:01:59

Write code your way while ensuring remote consistency. Flint empowers developers to use their personal style and formatting preferences locally, while maintaining a consistent remote codebase. By integrating with Git, Flint automatically formats code during pull and push operations. This approach prevents commits from being cluttered with formatting changes, making code reviews cleaner and collaboration smoother. Note Flint is currently in alpha. Contributions are warmly welcomed. Table of Co

Topics: code flint git local remote

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Ready-made stem cell therapies for pets could be coming

techcrunch.com Connie Loizos 2026-02-13 22:36:00

Earlier this week, San Diego startup Gallant announced $18 million in funding to bring the first FDA-approved ready-to-use stem cell therapy to veterinary medicine. If it passes regulatory muster, it could create a whole new way to treat our fur babies. It’s still an experimental field, even though people have been researching stem cells for humans for decades. Seven-year-old Gallant’s first target is a painful mouth condition in cats called Feline Chronic Gingivostomatitis (FCGS), which Gallan

Topics: cell fda gallant stem therapy

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Latest Tech News

Is It Cake? How Our Brain Deciphers Materials

Parametric shape optimization with differentiable FEM simulation

Haskell, Reverse Polish Notation, and Parsing

The Calculator-on-a-Chip (2015)

Local-first software (2019)

Elon Musk’s New Political Party Sparks MAGA Backlash Online

Today's Wordle Hints, Answer and Help for July 6, #1478

Drive Capital’s second act – how the Columbus venture firm found success after a split

Inside a Utah desert facility preparing humans for life on Mars

Journalists Just Roasted Sam Altman To His Face

Paramount+ deal: Get two months of Essential or Premium for only $2

A bundle of two Blink Mini 2 security cameras is only $35 for Prime Day

The best Prime Day kitchen deals you can get right now on air fryers, Instant Pots and sous vide machines

Amazon Prime Day 2025: The best deals live right now, plus everything else you need to know

Amazon's Echo Spot drops to only $45 for Prime Day

The best Amazon Prime Day deals under $50: Save on gear from Blink, Anker, Samsung and others

Prime Day deal: Get up to 50 percent off Shark robot vacuums

Add Paramount+, STARZ, and more to your Prime Video account for just $0.99 a month - here's how

Goodbye to All That – My Resignation from the FBI

Local-first software: You own your data, in spite of the cloud

Robinhood Wants to Redo Wall Street on the Blockchain

Deltarune is halfway done, but it feels like a full game

Log your weight in Apple Health quickly and cheaply with this iPhone-compatible smart scale

This $12 gadget has become a permanent accessory on my keychain - here's why

Your iPhone can be used as a digital drivers' license - but only in these states

My favorite Amazon Echo speaker is perfect for small rooms, and it's only $22 with this deal

Vortex (Véhicule Orbital Réutilisable de Transport Et D'Exploration)

Deal: Samsung Galaxy Z Fold 6 price drops by $545!

Show HN: Flint – Write code your way while ensuring remote consistency

Ready-made stem cell therapies for pets could be coming

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