feeds.arstechnica.com
All Ars Technica stories
9/30/2026
The move will be part of a major overhaul of the ecosystem for website authentication.
9/29/2026
Retatrutide is a triple-hormone obesity drug simulating GLP-1, GIP, and glucagon.
New sculpture depicts AI leaders escaping a sinking ship.
The deal, which is expected to close by year's end, is worth $8.2 billion.
FCC unlikely to stop Trump ads described as illegal taxpayer-funded propaganda.
So is SpaceX just being selfish or what?
Without a "full set of safeguards," agent accessed "system information and source code."
Lawmaker rejects Apple excuse for banning ICE-tracking apps as unconstitutional.
Between the cars and their companion apps, you’re exposed to a lot of trackers.
Eating less protein as larvae may limit their ability to produce proteins as adults.
Similar performance, security tradeoffs also seen in current public models.
The Claude maker warns its own models could resist shutdowns and cause catastrophic harm.
Mozilla's Ajit Varma explains why a redesign suits the fight for the open web.
9/28/2026
"We couldn't provide detailed pricing to the CLD suppliers."
China is reportedly mulling letting ByteDance, Alibaba buy banned Nvidia chips.
Starship had already flown 99 percent of the way to low-Earth orbit. Monday's flight added the last bit.
State says LLMs threaten civilization as "the greatest public nuisance ever created."
The design requires less energy to capture CO2 than current systems.
Add-on patents have increased drug patent periods from two years to over six.
In 2020, Trump cut CAFE to 40 mpg. Now he’s cut it again to just 35 mpg.
Kalshi's defiance of state gambling laws may be headed to Supreme Court.
Google support maps out how Googlebooks can take over where ChromeOS left off.
19th century Nature account of 1841 train delayed by geomagnetic storm got year wrong—due to a typo.
Kimi Antonelli could not repeat his Monza magic after a crash in qualifying.
US Government websites among "dozens of third parties" OpenAI has recently notified.
NASA isn't saying much. The problem may be temporary.
“Microsoft claims to want to be a good neighbor, but the jury is still out."
9/27/2026
The Smithsonian has faced withering pressure from the Trump administration.
9/26/2026
The 500-mile Semi arrives as charging gaps still limit electric trucking.
9/25/2026
Heidi Overton faced questions focused on vaccines, birth control, and vapes.
"Overly constrained AI models" could cause military operations to fail, judges say.
Despite challenges, Tesla aims for 1,000 Optimus robots per week by end of 2026.
Ads appearing all over the Internet are trying to scam people.
Better thermals and battery life make this iterative update nicer to use.
"There is no evidence of any significant, widespread displacement or reduction in hiring.”
US judge reviews deal with California, says it must not be result of collusion.
Renewables easily cover changes in US demand, which is rising by 2% in 2026.
Microsoft's new Surface laptops forgo Copilot+ PC branding.
"There is always a tension that comes with seeing the first of anything fly."
The new LFP battery charges from 10 to 70% in 4.5 minutes at just 65˚C.
NASA's PRIMA mission will use spare parts from Webb to do major science at a lower cost.
Washington says Brussels overreached when it fined X €120 million under the DSA.
Vendors rolling out AI have an "incentive to deny as many claims as possible."
"The customer got comfortable with a high reliability and a low price."
9/24/2026
Health department previously blamed delay on "not yet finalized procurement decisions."
Introducing the "world-famous authority on outer space..."
F-Droid's Android app store has been rebuilt from the ground up.
New York sues Polymarket as Trump admin tries to override state gambling laws.
Oscar-winning documentarian Alex Gibney focuses on the world's wealthiest man.
Ukraine’s Operation Vivaldi has erased Russian gains with the help of robots.
Million-dollar fines won’t end billionaires’ data center pollution, neighbors fear.
Google's experimental orbital data center will have four TPUs and only run for 15 minutes at a time.
"There will obviously be legal consequences," prime minister promises.
F1 wants smaller, lighter cars that are not energy-starved like the 2026 hybrids.
"If you come up short with who comes down the ladder first, the impact is felt around the world."
Meta says the keychain-sized Muse Charm will ship in December.
Until now, cryptographers thought factoring was the only way to break RSA. Not anymore.
Usable local AI is a lot of fun, but how much would you pay for it?
9/23/2026
US health deptartment said it wants to ensure the vaccine orders are "appropriate."
It's unclear what will happen if FBI misses ShinyHunters' deadline.
The Disney+ ad-free plan is now more expensive than Netflix's.
It sounds like a V8, rides like a Flying Spur, but handles like a Continental GT.
Trump focus on winning “AI race” may deter China from sharing safety intel.
$11M competition showed wildfire detection is still easier than stopping fires.
Discord will try to automatically estimate ages, require verification when it can't.
YouTube's next year could change the content you see with a big focus on AI and livestreams.
A bad press release makes a good excuse to look at how developmental biology works.
"It’s film noir and a hard-boiled detective story, but it’s got a lot more comedy and a lot more action."
"So absurd and embarrassing ..."
"Beijing's intended strategy is to dominate the high ground of the twenty-first century."
Feds know of 5 crashes where cars using comma.ai devices hit slow or stopped vehicles.
Decades of cheaper imports left US dependent on China for crucial rare earth processing.
Post-eruption imaging of the Hunga caldera gives new details of its collapse.
"I think we are going to lose the ability to use certain orbits."
9/22/2026
There is no single definitive test for these worms, but the tail is fairly convincing.
The frontier AI model race has entered its comparison shopping phase.
Cities defend permit requirements, say ISPs aren't building networks fast enough.
EvilTokens provided an end-to-end platform that makes mass compromises faster and easier.
British Columbia sues OpenAI, demands Tumbler Ridge shooter’s ChatGPT logs.
You don't even need a Creative Cloud login to edit clips, but AI features cost extra.
Director Zach Cregger's clever reboot strikes perfect balance between horror, humor, and over-the-top gore.
Toyota's push comes as automakers race to develop and deploy humanoid robots.
The English hospitals recovered patient care data only.
First paper added to community collection is a roadmap for research.
Activision gets Halo, Obsidian becomes part of Bethesda, and more internal shake-ups.
A combination of Chinese competition and US tariffs is causing problems in Germany.
Trump adopts Scalia’s ire for feds protecting populations of endangered animals.
Dyson admits a component issue but won't say what's failing in its $500 toothbrush.
"There was absolutely a time where we were trying to make everyone happy."
9/21/2026
A simple ClickFix attack is only one way to completely hijack the new agent.
Drone boat battle occurs as Ukraine and Russia target Black Sea ports and ships.
The new carmaker is a joint venture between the Saudi PIF and Foxconn.
A third-party cybersecurity firm accidentally gave experimental Gemini models access to the Internet.
Pending move comes over the objections of the NIH director.
State AGs had "very strong" case that merger is illegal, Lina Khan says.
The president offered few details on what his proposed new AI Force would do.
It's a bit uneven in execution but still delivers as fast-paced, entertaining escapist fare.
The M4 Mac mini was one of Apple's best values. The $899 M6 mini, not so much.
Googlebooks offer premium hardware and deep smartphone integration, but you may not like the price.
9/20/2026
Google’s threat intelligence group said it had a mole inside TeamPCP's inner circle.
