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Ars Technica

@arstechnica.com

169K followers 10 following 13K posts

Original news, reviews, analysis of tech trends, and expert advice on the most fundamental aspects of tech.

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Ars Technica @arstechnica.com · 8h

arstechnica.com

Venus' mysterious haze is actually cosmic dust

A physical model show that iron dust and sulfuric acid create the right properties.

Ars Technica @arstechnica.com · 9h

arstechnica.com

SpaceX describes surgical intervention before launch of latest crew mission

With Crew-13, Jessica Watkins became the first Black woman to lead a mission into space.

Ars Technica @arstechnica.com · 10h

arstechnica.com

Hacks of 2 federal agencies in a month have spilled a bonanza of sensitive data

It has been a bad month for federal government cybersecurity.

Ars Technica @arstechnica.com · 11h

arstechnica.com

Antitrust lawsuits targeting Google AI search dismissed by federal judge

The court acknowledges AI search comes with consequences, but it's not an antitrust issue.

Ars Technica @arstechnica.com · 11h

Tariffs and political turbulence south of the Great White North's border have left the country reconsidering its reliance on the US government and American companies, spurring a push to support work on rockets with “light lift” capability: arstechnica.visitlink.me/oVHMll

arstechnica.visitlink.me

As US relations fray, Canada gets serious about its own launch industry

The Canada Rocket Company gets serious about medium-lift launch.

Ars Technica @arstechnica.com · 11h

arstechnica.com

Can good design stop content creators from having sex in robotaxis?

Autonomous vehicle designers have to worry about riders getting frisky in public.

Ars Technica @arstechnica.com · 12h

Today, fully boycotting Disney means boycotting numerous streaming services, networks, franchises, and theme parks, and with more streaming services uniting, it will become harder to protest and avoid services that make disagreeable decisions: arstechnica.visitlink.me/xdiviF

arstechnica.visitlink.me

The Disney protests were a wake-up call about the risks of streaming mergers

Boycotting Disney is hard.

Ars Technica @arstechnica.com · 12h

Federal courts have long recognized a “border exception” to the Fourth Amendment of the US Constitution, where people, bags, and electronic devices can be searched without a warrant, and a recent case shows that practice isn't going away: arstechnica.visitlink.me/LhhcU5

arstechnica.visitlink.me

Returning from vacation? The government can search your phone without a warrant.

Reminder: The "border exemption" to your rights is real.

Ars Technica @arstechnica.com · 13h

arstechnica.com

Marvel releases one last VisionQuest trailer

This is a fight I likely won't win. We have said goodbye before. But remember, family is forever."

Ars Technica @arstechnica.com · 13h

While the attempt to save NASA’s $500 million Neil Gehrels Swift Observatory from falling out of orbit fell short, officials say the behind-the-scenes machinations required to make a rescue possible deserve recognition in their own right: arstechnica.visitlink.me/4J0Z5F

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NASA squeezed Treasury, vibe coded, and broke the mold in bid to save Swift

We did some really, really cool stuff. I'm absolutely gutted we weren't able to get further."

Ars Technica @arstechnica.com · 13h

arstechnica.com

Memory supplies are “only getting tighter,” Micron CEO says

Prices for memory sold for 2027 "are much higher than 2026 prices."

Ars Technica @arstechnica.com · 13h

Prior to these five deaths in Pennsylvania, the state had not reported a measles death in 35 years: arstechnica.visitlink.me/u-NSpC

arstechnica.visitlink.me

Fifth unvaccinated person dies of measles; CDC still not counting all deaths

State health officials race to vaccinate residents by giving over 8,500 doses.

Ars Technica @arstechnica.com · 14h

arstechnica.com

Florida cops say they don't know who owns 11 unpermitted Flock cameras

Floridians alarmed by 14 mysterious Flock cameras; 11 have no clear owner.

Ars Technica @arstechnica.com · 14h

arstechnica.com

AI finally beat the best Stratego player in history—and did it on a budget

Adding in a second neural network that guesses the identity of hidden pieces was key.

Ars Technica @arstechnica.com · 14h

There’s been a lot of hand-wringing about model misalignment in the AI industry lately, and Google claims it designed Argon with systems that monitor the model’s chain-of-thought and can stop it in its tracks if it steps out of bounds: arstechnica.visitlink.me/lmOjiv

arstechnica.visitlink.me

Google announces Gemini 4 Argon AI model, but you can't use it yet

So much for Gemini 3.5 Pro.

Ars Technica @arstechnica.com · 15h

arstechnica.com

As US relations fray, Canada gets serious about its own launch industry

The Canada Rocket Company gets serious about medium-lift launch.

Ars Technica @arstechnica.com · 15h

Two dozen tech firms voluntarily committed this week to implementing controls recommended by the White House in an agreement the president insists is “morally binding,” despite having no legal weight: arstechnica.visitlink.me/aiS3rC

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Trump plan to combat AI risks hinges on Big Tech pals policing themselves

Trump gets dozens of AI firms to agree to voluntary safety tests.

Ars Technica @arstechnica.com · 16h

Russian space officials are currently holding to a debut crewed launch of the spacecraft in 2028 or 2029, though that time frame seems incredibly optimistic: arstechnica.visitlink.me/yUQ_Y9

arstechnica.visitlink.me

So what's happening with Russia's new, long-delayed crewed spacecraft?

Russia says it has a "promising, reusable manned transport spacecraft."

Ars Technica @arstechnica.com · 16h

A new report claims the payouts in this pilot program have been paltry, leaving participating publishers, as well as those watching from the sidelines, feeling skeptical: arstechnica.visitlink.me/KlhFWZ

arstechnica.visitlink.me

Google's early attempt to pay websites for AI answers is struggling

Many sites see just one-tenth of one percent of their advertising revenue from AI payments.

Ars Technica @arstechnica.com · 19h

arstechnica.com

PS5 emulation is suddenly making big strides on PC

Games like Astro Bot and Demon’s Souls are running ably without a console.

Ars Technica @arstechnica.com · 19h

arstechnica.com

Here's why NASA is celebrating the failed mission to save the Swift observatory

We did some really, really cool stuff. I'm absolutely gutted we weren't able to get further."

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Dinosaur-killing impact crater might have been teeming with life

Hot, nutrient water might have lasted for over 5 million years after the impact.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Fifth unvaccinated person dies of measles; CDC still not counting all deaths

State health officials race to vaccinate residents by giving over 8,500 doses.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Immigration advocate sues border agents for demanding his cell phone

Reminder: The "border exemption" to your rights is real.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Scientists built implants that talk to each other through body tissue

It's possible to send electrical signals right through human tissues.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Attackers have been exploiting critical Zimbra flaw to steal emails

A simple email gives the attackers the ability to remotely inject OS commands.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Google announces Gemini 4 Argon AI model, but you can't use it yet

So much for Gemini 3.5 Pro.

Ars Technica @arstechnica.com · 30/09/2026

Advertising may be necessary for the platform to remain financially viable and free, but users are concerned that ads and other recent changes, including age verification and AI moderation, could fundamentally change Discord's character: arstechnica.visitlink.me/EDc2U4

arstechnica.visitlink.me

Discord gives more advertisers more tools to target its users

Discord is "opening the platform to advertisers, regardless of their budget."

Ars Technica @arstechnica.com · 30/09/2026

Overall, more than a third of participants who took retatrutide as part of a late-stage clinical trial lost 30 percent or more of their weight: arstechnica.visitlink.me/objlbJ

arstechnica.visitlink.me

Most powerful obesity drug yet: People lost up to 25% of weight in trial

Retatrutide is a triple-hormone obesity drug simulating GLP-1, GIP, and glucagon.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Reddit will block Old.Reddit.com from people who haven’t used it in 6 months

Reddit says it's fighting "automated abuse."

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

RFK Jr. says AI backs his anti-vaccine views. We checked—it doesn't.

AI is far from a perfect resource. But it seems to hallucinate less than Kennedy.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

What the Disney protests over Kimmel taught us about streaming mergers

Boycotting Disney is hard.

Ars Technica @arstechnica.com · 30/09/2026

Cloudflare’s plans are part of a major overhaul in the web public key infrastructure required to make website encryption and authentication safe for the coming post-quantum age: arstechnica.visitlink.me/9OcMaR

arstechnica.visitlink.me

Cloudflare plans to issue quantum-safe TLS certificates

The move will be part of a major overhaul of the ecosystem for website authentication.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Trump plan to combat AI risks hinges on Big Tech pals policing themselves

Trump gets dozens of AI firms to agree to voluntary safety tests.

Ars Technica @arstechnica.com · 30/09/2026

The company faces concerns about its agents going rogue during testing and training exercises, which include instances in which they hacked into the start-up Hugging Face, as well as government websites: arstechnica.visitlink.me/V_vBdU

arstechnica.visitlink.me

OpenAI delays IPO over AI safety concerns

OpenAI is seeking another $30 billion privately as its IPO plans slip.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Lawsuit demands OpenAI halt unsafe development that caused Hugging Face hack

OpenAI makes others suffer "the harms of its unsafe decision-making," nonprofit says.

Ars Technica @arstechnica.com · 30/09/2026

AMD may leverage the company's world models, which aim to provide a useful, predictive simulation of the physical world, to further its robotic ambitions and close the gap with its direct competitor: arstechnica.visitlink.me/3DzcQj

arstechnica.visitlink.me

AMD acquires World Labs AI startup, upping the ante against Nvidia

The deal, which is expected to close by year's end, is worth $8.2 billion.

Ars Technica @arstechnica.com · 30/09/2026

It’s highly unlikely that the FCC or FTC will step in and order broadcasters to stop running the advertisements: arstechnica.visitlink.me/fKu1b4

arstechnica.visitlink.me

Trump ads paid for by US government allegedly violate anti-propaganda laws

FCC unlikely to stop Trump ads described as illegal taxpayer-funded propaganda.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

So what's happening with Russia's new, long-delayed crewed spacecraft?

Russia says it has a "promising, reusable manned transport spacecraft."

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Google is paying 100 websites for contributions to AI Overviews, but the amounts are tiny

Many sites see just one-tenth of one percent of their advertising revenue from AI payments.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Google figures out how to watermark AI-designed proteins

Intended to help with biosecurity, it works with a popular AI protein design tool.

Ars Technica @arstechnica.com · 30/09/2026

Given the lack of constraints employed by OpenAI in this instance, the agent was arguably working as intended, using every available tool to generate the answers it was asked to provide: arstechnica.visitlink.me/d2djD-

arstechnica.visitlink.me

Here's what actually happened in OpenAI's Australian gov't server hack

Without a "full set of safeguards," agent accessed "system information and source code."

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

PS5 jailbreaks just got a lot more useful

New exploit works on all but the most recently updated consoles.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Discord gives advertisers more tools to target its users

Discord is "opening the platform to advertisers, regardless of their budget."

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

What butterfly wings have in common with barbershop poles

Wing patterns, flight dynamics create "motion dazzle" effect, make it harder to gauge speed, direction.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

BMW opens US order books for the new gas and electric 3 Series

The 2027 BMW 330 starts at $49,900, the i3 50 xDrive at $61,500.

Ars Technica @arstechnica.com · 30/09/2026

Just two years ago, NASA had some grand ambitions for an economy in low Earth orbit. These days, for both the agency and its partners, it seems that plan has gone sideways: arstechnica.visitlink.me/LAPfEl

arstechnica.visitlink.me

NASA has a Dragon dilemma, and there appear to be no good answers

So is SpaceX just being selfish or what?

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

OpenAI delays IPO over AI safety concerns

OpenAI is seeking another $30 billion privately as its IPO plans slip.

Ars Technica @arstechnica.com · 30/09/2026

arstechnica.com

Cloudflare plans to issue quantum-safe TLS certificates

The move will be part of a major overhaul of the ecosystem for website authentication.

Ars Technica @arstechnica.com · 29/09/2026

arstechnica.com

Most powerful obesity drug yet: People lost up to 25% of weight in trial

Retatrutide is a triple-hormone obesity drug simulating GLP-1, GIP, and glucagon.