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Bronze Age Humans Got High on Psychoactive Betel Nuts

Long before Ethiopian monks in the 9th century discovered that coffee tree fruit helped them stay awake during evening prayer (according to legend, anyway), communities in Southeast Asia have been chewing betel nuts—the seeds of the areca palm and a stimulant that heightens people’s alertness, energy, euphoria, and relaxation—since antiquity. But new research indicates that betel nut chewing has been practiced for even longer. By studying ancient dental plaque from Bronze Age individuals in Tha

New Instagram rule cuts off Live broadcasts for small accounts

Meta is following TikTok’s lead, and will restrict private accounts, and accounts with less than 1,000 followers, from going live. Here are the details. Feature now limited to public accounts with 1,000+ followers Since Instagram introduced its Live feature in 2016, it has been available to all users, whether they were major influencers, had just a handful of followers, or used a public or private account. This week, however, users with private accounts or fewer than 1,000 followers were met

Our favorite flip phone for first-time buyers just got a sweet discount

Ryan Haines / Android Authority Foldable phones aren’t cheap, but the Motorola Razr (2025) already stood out as the best-value flip phone of the year, especially if you’re dipping your toe into the foldable world for the first time. It’s a more accessible entry point than ever today, with Amazon slashing $100 off the price. Motorola Razr (2025) for $599.99 ($100 off) We said back in May that this was the one foldable we’d recommend to a first-time buyer. It’s easy to get into thanks to Motorol

Wild Video Captures Alien-Like Creatures Thriving in the Deepest Ocean Ecosystem

Researchers recently dove more than 6 miles beneath the surface of the northwest Pacific Ocean to explore the bottom of two submarine trenches. In this harsh marine environment, they discovered flourishing communities of chemosynthesis-based sea creatures—the deepest and most extensive ones ever found. The groundbreaking findings, published in the journal Nature on Wednesday, July 30, include photos and footage of the alien-like organisms going about their business in two of the most unforgivin

Instagram now requires users to have at least 1,000 followers to go live

Instagram users now need a public account with a minimum of 1,000 followers to go live on the platform, the social network confirmed to TechCrunch. Until now, Instagram has allowed anyone to go live, regardless of their follower count or whether their account is public or private. The move will be a blow to smaller creators on the platform who fall under the 1,000 followers requirement, as well as regular users who just liked to go live with their friends for fun. Users who don’t have public a

Someone Gave ChatGPT $100 and Let It Trade Stocks for a Month

With $100 and a dream, one enterprising Redditor turned ChatGPT into a day trader, and the results so far have been pretty remarkable. In a post on r/Dataisbeautiful, the Redditor in question — real name Nathan Smith — described his project as a "6-month experiment to see how a language model performs in picking small, [under-covered] stocks with only a $100 budget." According to a chart shared on Reddit, this literal gamble is already paying off. Using GPT-4o, one of OpenAI's most advanced mo

Microsoft now pays up to $40,000 for some .NET vulnerabilities

Microsoft has expanded its .NET bug bounty program and increased rewards to $40,000 for some .NET and ASP.NET Core vulnerabilities. Madeline Eckert, a senior program manager for Researcher Incentives and Bounty at Microsoft, stated that these changes aim to more accurately reflect the complexity involved in discovering and exploiting .NET vulnerabilities. "We're excited to announce significant updates to the Microsoft .NET Bounty Program. These changes expand the program's scope, simplify the

The 15 best back-to-school deals for college students

Believe it or not, summer break is winding down and it’s almost time to head back to school. It’s sad, I know, but look at the bright side: retailers like Amazon are using the occasion as an excuse to launch yet another sale. We’re not complaining, mainly because the deals encompass a wide range of solid dorm essentials, some of which include a few of our top picks from our back-to-school shopping guide. For example, our favorite laptop — the latest MacBook Air — recently dropped to $799.99 ($20

I’m not convinced about the Pixel 10 Pro’s 100x zoom, and you shouldn’t be either

The Google Pixel 10 series is just a few weeks away, and I’m keenly waiting to see what these new phones offer. One of the most intriguing and persistent rumors is that the base model will have a telephoto camera, but what about the Pro phones? It sounds like Google could maintain the same 48MP 5x cameras seen on the Pixel 9 Pro series. However, a trove of marketing material shared by veteran leaker Evan Blass has revealed that the Pixel 10 Pro phones could get 100x zoom. I’m not convinced that

Topics: 100x pixel pro ultra zoom

Apple security bounties pay up to $2M, but it only paid $1k for a critical bug

Apple encourages security researchers to seek out and report vulnerabilities in its devices and apps, in return for which it pays bug bounties of up to $2M. However, one security researcher who reported a Safari vulnerability Apple graded as Critical, and gave a severity score of 9.8 out of 10, says they were paid only $1,000 … Apple upgraded its security bounty program back in 2022, and stated then that its average payout was $40,000 and that it had on twenty occasions paid a six-figure sum f

Hierarchical Reasoning Model – 1k training samples SoTA reasoning v/s CoT

Hierarchical Reasoning Model Reasoning, the process of devising and executing complex goal-oriented action sequences, remains a critical challenge in AI. Current large language models (LLMs) primarily employ Chain-of-Thought (CoT) techniques, which suffer from brittle task decomposition, extensive data requirements, and high latency. Inspired by the hierarchical and multi-timescale processing in the human brain, we propose the Hierarchical Reasoning Model (HRM), a novel recurrent architecture t

When JavaScript Decided My Day Starts at 9AM

published: 2025/07/26 category: dev tags: javascript , date , timezones TL;DR: new Date('2000-01-01') creates a date at midnight UTC, not local time. In Japan (UTC+9), that means 2000-01-01T09:00:00, so our dashboard filters missed all data created before 9AM. The Bug We noticed something strange while fetching data for an admin dashboard: records created before 9AM were missing! Our date filters were simple: <input type="date" /> Which outputs a simple string like const minDateString =

Topics: 00 01 date new utc

Apple slips in the 2025 Fortune Global 500 list

Apple has lost ground in this year’s edition of the Fortune Global 500, mirroring a similar slip in the U.S.-centric Fortune 500 list released last month. Here are the details. UnitedHealth overtakes Apple for the second time this year While Apple remains in the top 10, it was overtaken by UnitedHealth Group, which moved up from 8th to 7th this year. Interestingly, this exact shuffle also happened on the Fortune 500 U.S. list back in June, when UnitedHealth edged past Apple for third place am

Elon Musk Is Getting Destroyed by Yet Another Chinese Company

After delivering all but the finishing blow to Elon Musk's electric vehicle empire with cutting-edge companies like BYD and Li Auto, Chinese industrialists are now setting their sights on the South African billionaire's robotics ambitions. Earlier this week, the Hangzhou-based tech company Unitree Robotics launched what Bloomberg calls one of the world's "first humanoid robots for under $6,000," the Unitree R1, at the relatively low price of just $5,900. While that's still a major chunk of chan

Cucumber lets you write automated tests in plain language

Feature: Withdrawing cash Rule: Customers cannot withdraw more than their balance Scenario: Successful withdrawal within balance Given Alice has 234.56 in their account When Alice tries to withdraw 200.00 Then the withdrawal is successful Scenario: Declined withdrawal in excess of balance Given Hamza has 198.76 in their account When Hamza tries to withdraw 200.00

Domino's deploys Boston Dynamics' robot dog to deliver pizza and fend off seagulls on beaches

WTF?! Domino's Pizza wants to solve a very specific problem: getting pizza to customers on a beach and then protecting it from seagulls. The somewhat unorthodox solution is to use Boston Dynamics' quadrupedal robot, Spot, which will act as both delivery service and guard dog. Boston Dynamics' Spot the dog robot has had many careers: bomb disposal expert, police officer, dancer, industrial inspector, cheerleader, Solid Snake impersonator, etc. In the UK seaside town of Eastbourne, Domino's is u

Rotring 600 Ballpoint Pen

The Rotring 600 ballpoint pen is the ballpoint variant of the classic Rotring 600. It takes a standard Parker-style refill that extends with a clicker mechanism. The Rotring 600 is pretty much a timeless classic among precision instruments, and its ballpoint variant stays true to the design. A look at the pen, deconstructed The Rotring 600 ballpoint features an all-metal body. It feels very solid to hold and seems to be pretty reliable. The clicking mechanism is crisp and satisfying to operate

Nearly 4,000 NASA Employees Quit as Part of Trump Buyouts

More than 20% of NASA’s civil workforce has elected to leave the agency since President Trump took office in January, the agency revealed on Friday, July 25. In the latest wave of resignations, thousands accepted deals through the Trump administration’s deferred resignation program. In a statement emailed to SpaceNews on Friday, NASA said about 3,000 employees applied for buyouts through a second round of the program. Earlier this year, the first round saw 870 staffers leave the agency. The nea

SIMD within a register: How I doubled hash table lookup performance

While working on a Cuckoo Filter implementation in C#, I created an array-like structure for the underlying hash table. I chose an 8-bit fingerprint: it aligns nicely on a byte boundary and still keeps the false-positive rate around 3 %. The layout looked straightforward—just a byte array where the start of each bucket is calculated as bucketIdx * bucketSize . The size of each bucket is 4 slots, which is a solid choice for Cuckoo Filter. Bucket 0 3A 00 B7 F2 Bucket 1 4C 91 00 DE Bucket n AA 00

Ryzen 7 9800X3D vs. Ryzen 5 7600X: CPU and GPU Scaling Benchmark

Time for a new benchmark series. CPU and GPU scaling tests have been high on the community's wishlist for a while now – and it's time to deliver. Several comparisons are already in the pipeline, including fan favorites like AMD's 5800X3D and Intel's discounted Core Ultra 7 265K, so expect those soon. To kick things off and establish a baseline, we're starting with the Ryzen 7 9800X3D versus the ever-popular Ryzen 5 7600X. It's a clash between a gaming powerhouse and a budget-friendly performanc

China sees surge in Nvidia AI chip repair businesses despite export bans

In brief: There's a strange situation occurring in China: despite Nvidia's high-end AI chips being restricted from export to the country, businesses that repair these GPUs are experiencing a boom in demand. One company now handles up to 500 AI chip repairs every month. The US has restricted the export of Nvidia's most powerful AI chips to China since 2022 over fears that they could be used for military purposes. Although these chips aren't officially available in the Asian nation, a booming re

Topics: 000 ai china gpus nvidia

Layoffs surge in tech: More than 100,000 jobs cut in 2025 so far

Serving tech enthusiasts for over 25 years.TechSpot means tech analysis and advice you can trust Big quote: As Frank Herbert writes in Dune, "Once men turned their thinking over to machines in the hope that this would set them free. But that only permitted other men with machines to enslave them." We've now entered the second half of the year, and tech-related layoffs have already skyrocketed past the 100,000 mark. The Bridge Chronicle has compiled a list of the most outstanding mass layoffs a

Seriously, Why Do Some AI Chatbot Subscriptions Cost More Than $200?

Why does OpenAI’s monthly subscription for ChatGPT Pro cost $200? Because CEO Sam Altman said so. “I personally chose the price and thought we would make some money,” Altman wrote on X. Launched late last year, the plan designed for power users includes almost unlimited access to ChatGPT as well as first dibs on feature launches, like OpenAI’s new agent. The plan attracted, well, power users. A month after its initial release, Altman claimed OpenAI was still losing money on the all-you-can-eat

Topics: 200 ai money month plan

Making Postgres slower

July 27, 2025 Everyone is always wondering how to make Postgres faster, more efficient, etc, but nobody ever thinks about how to make Postgres slower. Now, of course, most of those people are being paid to focus on speed, but I am not (although, if you wanted to change that, let me know). As I was writing a slightly more useful guide, I decided someone needed to try to create a Postgres configuration optimized to process queries as slowly as possible. Why? I am not sure, but this is what came o

SIMD Within a Register: How I Doubled Hash Table Lookup Performance

While working on a Cuckoo Filter implementation in C#, I created an array-like structure for the underlying hash table. I chose an 8-bit fingerprint: it aligns nicely on a byte boundary and still keeps the false-positive rate around 3 %. The layout looked straightforward—just a byte array where the start of each bucket is calculated as bucketIdx * bucketSize . The size of each bucket is 4 slots, which is a solid choice for Cuckoo Filter. Bucket 0 3A 00 B7 F2 Bucket 1 4C 91 00 DE Bucket n AA 00

NASA may lose close to 4,000 employees after latest deferred resignation round

The second round of deferred resignations for NASA staff closed on Friday, and the agency says roughly 3,000 employees applied to leave, according to Bloomberg . The Trump administration first offered the deferred resignation program as a buyout to government workers in January as it gutted the federal workforce under the guidance of DOGE — then led by Elon Musk — asking employees to resign while still receiving benefits and pay for a period of time. In the earlier round, 870 NASA employees repo

The Bootstrap Load

The Bootstrap Load Home Back The Intel 4004 Microprocessor and the Silicon Gate Technology A testimonial from Federico Faggin, designer of the 4004 and developer of its enabling technology Quick Links: Silicon Gate Technology The Buried Contact The Gilbert Hyatt Patent The Bootstrap Load "an understanding of the physics of how devices work, because in a bootstrap load what you need to do is to always have a virtual junction, instead of a physical junction." (Faggin, in a 2007 oral panel inte

Teach Yourself Programming in Ten Years (1998)

Why is everyone in such a rush? The conclusion is that either people are in a big rush to learn about programming, or that programming is somehow fabulously easier to learn than anything else. Felleisen et al. give a nod to this trend in their book How to Design Programs, when they say "Bad programming is easy. Idiots can learn it in 21 days, even if they are dummies." The Abtruse Goose comic also had their take. Let's analyze what a title like Teach Yourself C++ in 24 Hours could mean: Teach

This humanoid robot can do cartwheels, handstands and roundhouse kicks at less than $6,000

For less than the price of a fully decked-out MacBook Pro, you can buy Unitree's latest humanoid robot called the R1. You only have to shell out $5,900 for a robot that weighs around 55 lbs, stands about four feet tall, and is built with a Large Multimodal Model to handle complex tasks. If you're wondering what the R1 will be used for, your guess is as good as ours. Unitree said its robot is "fully customizable" and demoed its capabilities in a video showing off cartwheels, handstands, boxing,

Topics: 000 like r1 robot unitree