Featured
We talkin’ LEO?
NASA has a Dragon dilemma, and there appear to be no good answers
So is SpaceX just being selfish or what?
Eric Berger
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423
Ars Technica homepage
Venus’ mysterious haze is actually cosmic dust
A physical model show that iron dust and sulfuric acid create the right properties.
Elizabeth Rayne
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15
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.
Stephen Clark
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33
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.
Dan Goodin
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36
Judge dismisses Chegg and Penske antitrust lawsuits targeting Google AI search
The court acknowledges AI search comes with consequences, but it’s not an antitrust issue.
Ryan Whitwam
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14
Venus’ mysterious haze is actually cosmic dust
A physical model show that iron dust and sulfuric acid create the right properties.
Elizabeth Rayne
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15
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.
Stephen Clark
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33
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.
Dan Goodin
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36
Judge dismisses Chegg and Penske antitrust lawsuits targeting Google AI search
The court acknowledges AI search comes with consequences, but it’s not an antitrust issue.
Ryan Whitwam
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14
Can good design stop content creators from having sex in robotaxis?
Autonomous vehicle designers have to worry about riders getting frisky in public.
Jonathan M. Gitlin
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130
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.”
Jennifer Ouellette
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41
Memory executives expect RAM shortage to continue through 2028
Prices for memory sold for 2027 “are much higher than 2026 prices.”
Scharon Harding
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117
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.
Ashley Belanger
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121
With most information hidden, the game Stratego had stumped AI—until now
Adding in a second neural network that guesses the identity of hidden pieces was key.
Jacek Krywko
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45
As US relations fray, Canada gets serious about its own launch industry
The Canada Rocket Company gets serious about medium-lift launch.
Eric Berger
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119
Featured
Firefox 157
Interview: Firefox’s chief on why he hopes a redesign will help win users from Chrome
Mozilla’s Ajit Varma explains why a redesign suits the fight for the open web.
Samuel Axon
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282
PS5 emulation is suddenly making big strides on PC
Games like Astro Bot and Demon’s Souls are running ably without a console.
Kyle Orland
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83
Most Read
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.”
Stephen Clark
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47
Dinosaur-killing impact crater might have been teeming with life
Hot, nutrient water might have lasted for over 5 million years after the impact.
Elizabeth Rayne
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56
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.
Beth Mole
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140
Returning from vacation? The government can search your phone without a warrant.
Reminder: The “border exemption” to your rights is real.
Cyrus Farivar
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239
A local network of implants uses your body as the wiring
It’s possible to send electrical signals right through human tissues.
Jacek Krywko
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27
Attackers have been exploiting critical Zimbra flaw to steal emails
A simple email gives the attackers the ability to remotely inject OS commands.
Dan Goodin
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5
Google announces Gemini 4 Argon AI model, but you can’t use it yet
So much for Gemini 3.5 Pro.
Ryan Whitwam
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61
Reddit is putting more limits on Old.Reddit.com
Reddit says it’s fighting “automated abuse.”
Scharon Harding
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106
RFK Jr. thinks AI will free us from the “tyranny” of medical facts, expertise
AI is far from a perfect resource. But it seems to hallucinate less than Kennedy.
Beth Mole
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121
The Disney protests were a wake-up call about the risks of streaming mergers
Boycotting Disney is hard.
Scharon Harding
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101
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.
Ashley Belanger
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49
“An AI did it” is no defense, says nonprofit suing OpenAI over Hugging Face hack
OpenAI makes others suffer “the harms of its unsafe decision-making,” nonprofit says.
Jon Brodkin
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70
So what’s happening with Russia’s new, long-delayed crewed spacecraft?
Russia says it has a “promising, reusable manned transport spacecraft.”
Eric Berger
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42
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.
Ryan Whitwam
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50
Google figures out how to watermark AI-designed proteins
Intended to help with biosecurity, it works with a popular AI protein design tool.
John Timmer
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31
The PS5 hacking scene just took a big leap forward
New exploit works on all but the most recently updated consoles.
Kyle Orland
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37
Discord gives more advertisers more tools to target its users
Discord is “opening the platform to advertisers, regardless of their budget.”
Scharon Harding
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87
What butterfly wings have in common with barbershop poles
Wing patterns, flight dynamics create “motion dazzle” effect, make it harder to gauge speed, direction.
Jennifer Ouellette
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21
BMW reveals US 3 series pricing: The EV carries a hefty premium
The 2027 BMW 330 starts at $49,900, the i3 50 xDrive at $61,500.
Jonathan M. Gitlin
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88
OpenAI delays IPO over AI safety concerns
OpenAI is seeking another $30 billion privately as its IPO plans slip.
Financial Times
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105
Cloudflare plans to issue quantum-safe TLS certificates
The move will be part of a major overhaul of the ecosystem for website authentication.
Dan Goodin
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19
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.
Beth Mole
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152
Protests against OpenAI get increasingly creative
New sculpture depicts AI leaders escaping a sinking ship.
Cyrus Farivar
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29
