The company has also positioned its W-series of spacecraft, which reenter at a maximum speed of Mach 25, as an ideal test bed for thermal protection materials, navigation, communications, and...
Everything tech giants will hate about the EU’s new AI rules
The code also details expectations for AI companies to respect paywalls, as well as robots.txt instructions restricting crawling, which could help confront a growing problem of AI crawlers hammering websites....
Ars Live recap: Climate science in a rapidly changing world
The conversation then moved to the record we have of the Earth’s surface temperatures and the role of Berkeley Earth in providing an alternate method of calculating those. While the...
Musk’s Grok 4 launches one day after chatbot generated Hitler praise on X
Musk has also apparently used the Grok chatbots as an automated extension of his trolling habits, showing examples of Grok 3 producing “based” opinions that criticized the media in February....
Inside Brembo’s brake factory, where technology is making better brakes
“Ultimately, the more cooling holes, the lower the temperature of the disc,” Miller said. “You have mechanical wear between the disc and the pad, and 350˚ Celsius and below you...
Mazda reveals next-gen CX-5 details, including a hybrid, due in 2027
The new model goes on sale this year in Europe. Credit: Mazda More recently, Mazda borrowed the hybrid powertrain from Toyota’s RAV4 and dropped it into the CX-50—conveniently, both SUVs...
Gemini can now turn your photos into video with Veo 3
Google’s Veo 3 videos have propagated across the Internet since the model’s debut in May, blurring the line between truth and fiction. Now, it’s getting even easier to create these...
Ars Technica and GOG team up to bring you a pile of our favorite games
That changed with the 1992 release of Star Trek: 25th Anniversary, or ST25 to its friends, which brought the original series Enterprise and its crew to life in glorious 256-color...
Weird chemical used in plastics has erupted as latest fentanyl adulterant
Urgent questions And it wasn’t just found in a few samples at each location—in Los Angeles, for instance, it was present in 56 percent of drug samples in September, and...
Mighty mitochondria: Cell powerhouses harnessed for healing
rescuing suboptimal organs Researchers hope a new technique can treat a variety of damaged organs. James McCully was in the lab extracting tiny structures called mitochondria from cells when researchers...
No, Grok, No
It was the July 4 weekend. Grok on Twitter got some sort of upgrade. Elon Musk: We have improved @Grok significantly. You should notice a difference when you ask Grok...
Linda Yaccarino quits X without saying why, one day after Grok praised Hitler
And “the best is yet to come as X enters a new chapter” with xAI, Yaccarino said. Grok cites “growing tensions” between Musk and CEO It’s unclear how Yaccarino’s departure...
Sizing up the 5 companies selected for Europe’s launcher challenge
The European Space Agency has selected five launch startups to become eligible for up to 169 million euros ($198 million) in funding to develop alternatives to Arianespace, the continent’s incumbent...
Wildfires are challenging air quality monitoring infrastructure
Can the US’s system to monitor air pollutants keep up with a changing climate? The Downtown Manhattan skyline stands shrouded in a reddish haze as a result of Canadian wildfires...
Critical CitrixBleed 2 vulnerability has been under active exploit for weeks
A critical vulnerability allowing hackers to bypass multifactor authentication in network management devices made by Citrix has been actively exploited for more than a month, researchers said. The finding is...
Ars staffers share some of their favorite unexpected 3D prints
Once you solve one problem with a 3D printer, you’ll go looking for others. Coffee bean dosing cups and espresso tamper handle Credit: Aurich Lawson Coffee bean dosing cups and...
Grok praises Hitler, gives credit to Musk for removing “woke filters”
X is facing backlash after Grok spewed antisemitic outputs after Elon Musk announced his “politically incorrect” chatbot had been “significantly” “improved” last Friday to remove a supposed liberal bias. Following...
Court nullifies “click-to-cancel” rule that required easy methods of cancellation
FTC arguments rejected Summarizing the FTC’s arguments, judges said the agency contended that US law “did not require the Commission to conduct the preliminary regulatory analysis later in the rulemaking...
RFK Jr. barred registered Democrats from being vaccine advisors, lawsuit says
The lawsuit was filed by the American Academy of Pediatrics (AAP), the American College of Physicians (ACP), the Infectious Diseases Society of America (IDSA), the Massachusetts Public Health Alliance, the...
Mike Lindell lost defamation case, and his lawyers were fined for AI hallucinations
Lawyers representing MyPillow and its CEO Mike Lindell were fined $6,000 after using artificial intelligence in a brief that was riddled with misquotes and citations to fictional cases. Attorney Christopher...