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Received yesterday — 2 August 2025Ars Technica

Five children see HIV viral loads vanish after taking antiretroviral drugs

2 August 2025 at 13:20

For years, Philip Goulder has been obsessed with a particularly captivating idea: In the hunt for an HIV cure, could children hold the answers?

Starting in the mid-2010s, the University of Oxford pediatrician and immunologist began working with scientists in the South African province of KwaZulu-Natal, with the aim of tracking several hundred children who had acquired HIV from their mothers, either during pregnancy, childbirth, or breastfeeding.

After putting the children on antiretroviral drugs early in their lives to control the virus, Goulder and his colleagues were keen to monitor their progress and adherence to standard antiretroviral treatment, which stops HIV from replicating. But over the following decade, something unusual happened. Five of the children stopped coming to the clinic to collect their drugs, and when the team eventually tracked them down many months later, they appeared to be in perfect health.

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With Trump’s cutbacks, crew heads for ISS unsure of when they’ll come back

1 August 2025 at 22:06

The next four-person team to live and work aboard the International Space Station departed from NASA's Kennedy Space Center in Florida on Friday, taking aim at the massive orbiting research complex for a planned stay of six to eight months.

Spacecraft commander Zena Cardman leads the mission, designated Crew-11, that lifted off from Florida's Space Coast at 11:43 am EDT (15:43 UTC) on Friday. Sitting to her right inside SpaceX's Crew Dragon Endeavour capsule was veteran NASA astronaut Mike Fincke, serving as the vehicle pilot. Flanking the commander and pilot were two mission specialists: Kimiya Yui of Japan and Oleg Platonov of Russia.

Cardman and her crewmates rode a Falcon 9 rocket off the launch pad and headed northeast over the Atlantic Ocean, lining up with the space station's orbit to set the stage for an automated docking at the complex early Saturday.

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At $250 million, top AI salaries dwarf those of the Manhattan Project and the Space Race

1 August 2025 at 21:23

Silicon Valley's AI talent war just reached a compensation milestone that makes even the most legendary scientific achievements of the past look financially modest. When Meta recently offered AI researcher Matt Deitke $250 million over four years (an average of $62.5 million per year)—with potentially $100 million in the first year alone—it shattered every historical precedent for scientific and technical compensation we can find on record. That includes salaries during the development of major scientific milestones of the 20th century.

The New York Times reported that Deitke had cofounded a startup called Vercept and previously led the development of Molmo, a multimodal AI system, at the Allen Institute for Artificial Intelligence. His expertise in systems that juggle images, sounds, and text—exactly the kind of technology Meta wants to build—made him a prime target for recruitment. But he's not alone: Meta CEO Mark Zuckerberg reportedly also offered an unnamed AI engineer $1 billion in compensation to be paid out over several years. What's going on?

These astronomical sums reflect what tech companies believe is at stake: a race to create artificial general intelligence (AGI) or superintelligence—machines capable of performing intellectual tasks at or beyond the human level. Meta, Google, OpenAI, and others are betting that whoever achieves this breakthrough first could dominate markets worth trillions. Whether this vision is realistic or merely Silicon Valley hype, it's driving compensation to unprecedented levels.

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RIP Corporation for Public Broadcasting: 1967–2026

1 August 2025 at 21:05

Despite the protests of millions of Americans, the Corporation for Public Broadcasting (CPB) announced it will be winding down its operations after the White House deemed NPR and PBS a "grift" and pushed for a Senate vote that eliminated its entire budget.

The vote rescinded $1.1 billion that Congress had allocated to CPB to fund public broadcasting for fiscal years 2026 and 2027. In a press release, CPB explained that the cuts "excluded funding for CPB for the first time in more than five decades." CPB president and CEO Patricia Harrison said the corporation had no choice but to prepare to shut down.

"Despite the extraordinary efforts of millions of Americans who called, wrote, and petitioned Congress to preserve federal funding for CPB, we now face the difficult reality of closing our operations," Harrison said.

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Under RFK Jr, CDC skips study on vaccination rates, quietly posts data on drop

1 August 2025 at 20:45

Vaccination rates among the country's kindergartners have fallen once again, with coverage of the measles, mumps, and rubella (MMR) vaccination dropping from 92.7 percent in the 2023–2024 school year to 92.5 percent in 2024–2025. The percentage changes are small across the board, but they represent thousands of children and an ongoing downward trend that makes the country more vulnerable to outbreaks.

In the latest school year, an estimated 286,000 young children were not fully protected against measles. At the same time, the country has seen numerous explosive measles outbreaks, with case counts in 2025 already higher than any other year since the highly infectious disease was declared eliminated in 2000. In fact, the case count is at a 33-year high.

The latest small decline is one in a series that is eroding the nation's ability to keep bygone infectious diseases at bay. In the 2019–2020 school year, 95 percent of kindergartners were protected against measles and other serious childhood diseases, such as polio. That 95 percent coverage is the target that health experts say prevents an infectious disease from spreading in a community. But amid the pandemic, vaccination rates fell, dropping to 93.9 percent MMR coverage in the 2020–2021 year, and have kept creeping downward.

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Tesla loses Autopilot wrongful death case in $329 million verdict

1 August 2025 at 19:40

Tesla was found partially liable in a wrongful death lawsuit in a federal court in Miami today. It's the first time that a jury has found against the car company in a wrongful death case involving its Autopilot driver assistance system—previous cases have been dismissed or settled.

In 2019, George McGee was operating his Tesla Model S using Autopilot when he ran past a stop sign and through an intersection at 62 mph then struck a pair of people stargazing by the side of the road. Naibel Benavides was killed and her partner Dillon Angulo was left with a severe head injury.

While Tesla said that McGee was solely responsible, as the driver of the car, McGee told the court that he thought Autopilot "would assist me should I have a failure or should I miss something, should I make a mistake," a perception that Tesla and its CEO Elon Musk has done much to foster with highly misleading statistics that paint an impression of a brand that is much safer than in reality.

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Ukraine rescues soldier via drone delivery of complete e-bike

1 August 2025 at 19:32

The Russian invasion of Ukraine has placed unbelievable pressure on drone developers on both sides of the war, who have responded with astounding innovations that include:

  • fiber-optic drones (to prevent radio jamming)
  • kamikaze sea drones, eventually equipped with anti-air missiles
  • drones that fire shotguns
  • bomber drones that drop mines and grenades
  • drones that release flaming thermite into trenches
  • long-range, aircraft-style drones that can substitute for small cruise missiles
  • interceptor drones that hunt down other drones
  • first-person view (FPV) drones so maneuverable they can be piloted right through a broken window pane to hit indoor targets
  • ground drones for both combat and transport

Many drone developers are now chasing the next big thing—AI built right into the drone, allowing it to make autonomous targeting decisions if its communication links are cut.

But sometimes you don't need high-tech software, agility, or stealth. Sometimes, you just need a really, really big drone that can carry an entire e-bike and deliver it to a soldier stranded several kilometers away.

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The curious case of Russia’s charm offensive with NASA this week

1 August 2025 at 19:20

Although NASA and its counterpart in Russia, Roscosmos, continue to work together on a daily basis, the leaders of the two organizations have not held face-to-face meetings since the middle of the first Trump administration, back in October 2018.

A lot has changed in the nearly eight years since then, including the Russian invasion of Ukraine, the rocky departure of Roscosmos leader Dmitry Rogozin in 2022 who was subsequently dispatched to the front lines of the war, several changes in NASA leadership, and more.

This drought in high-level meetings was finally broken this week when the relatively new leader of Roscosmos, Roscosmos Director General Dmitry Bakanov, visited the United States to view the launch of the Crew-11 mission from Florida, which included cosmonaut Oleg Platonov. Bakanov has also met with some of NASA's human spaceflight leaders at Johnson Space Center in Houston.

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Delta denies using AI to come up with inflated, personalized prices

1 August 2025 at 19:07

Delta spent July dealing with backlash over what the airline company claims is widespread public confusion over its AI pricing system.

Now, Delta has finally come forward to break down precisely how the AI pricing works to dispute what it claims are "incorrect" characterizations by consumer watchdogs, lawmakers, and media outlets.

In a letter to lawmakers who accused Delta of using AI to spy on customers' personal data in order to "jack up" prices, Delta insisted that "there is no fare product Delta has ever used, is testing, or plans to use that targets customers with individualized prices based on personal data."

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ChatGPT users shocked to learn their chats were in Google search results

1 August 2025 at 17:21

Faced with mounting backlash, OpenAI removed a controversial ChatGPT feature that caused some users to unintentionally allow their private—and highly personal—chats to appear in search results.

Fast Company exposed the privacy issue on Wednesday, reporting that thousands of ChatGPT conversations were found in Google search results and likely only represented a sample of chats "visible to millions." While the indexing did not include identifying information about the ChatGPT users, some of their chats did share personal details—like highly specific descriptions of interpersonal relationships with friends and family members—perhaps making it possible to identify them, Fast Company found.

OpenAI's chief information security officer, Dane Stuckey, explained on X that all users whose chats were exposed opted in to indexing their chats by clicking a box after choosing to share a chat.

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Amazon is considering shoving ads into Alexa+ conversations

1 August 2025 at 17:04

Since 2023, Amazon has been framing Alexa+ as a monumental evolution of Amazon’s voice assistant that will make it more conversational, capable, and, for Amazon, lucrative. Amazon said in a press release on Thursday that it has given early access of the generative AI voice assistant to “millions” of people. The product isn’t publicly available yet, and some advertised features are still unavailable, but Amazon’s CEO is already considering loading the chatbot up with ads.

During an investors call yesterday, as reported by TechCrunch, Andy Jassy noted that Alexa+ started rolling out as early access to some customers in the US and that a broader rollout, including internationally, should happen later this year. An analyst on the call asked Amazon executives about Alexa+'s potential for “increasing engagement” long term.

Per a transcript of the call, Jassy responded by saying, in part, "I think over time, there will be opportunities, you know, as people are engaging in more multi-turn conversations to have advertising play a role to help people find discovery and also as a lever to drive revenue."

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Research roundup: 7 cool science stories we almost missed

1 August 2025 at 16:11

It's a regrettable reality that there is never enough time to cover all the interesting scientific stories we come across each month. In the past, we've featured year-end roundups of cool science stories we (almost) missed. This year, we're experimenting with a monthly collection. July's list includes the discovery of the tomb of the first Maya king of Caracol in Belize, the fluid dynamics of tacking a sailboat, how to determine how fast blood was traveling when it stained cotton fabric, and how the structure of elephant ears could lead to more efficient indoor temperature control in future building designs, among other fun stories.

Tomb of first king of Caracol found

University of Houston provost and archeologist Diane Chase in newly discovered tomb of the first ruler of the ancient Maya city Caracol and the founder of its royal dynasty. Credit: Caracol Archeological Project/University of Houston

Archaeologists Arlen and Diane Chase are the foremost experts on the ancient Maya city of Caracol in Belize and are helping to pioneer the use of airborne LiDAR to locate hidden structures in dense jungle, including a web of interconnected roadways and a cremation site in the center of the city's Northeast Acropolis plaza. They have been painstakingly excavating the site since the mid-1980s. Their latest discovery is the tomb of Te K'ab Chaak, Caracol's first ruler, who took the throne in 331 CE and founded a dynasty that lasted more than 460 years.

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© Christian McCall

Citing “market conditions,” Nintendo hikes prices of original Switch consoles

1 August 2025 at 16:02

Slowed tech progress, inflation, and global trade wars are doing a number on game console pricing this year, and the bad news keeps coming. Nintendo delayed preorders of the Switch 2 in the US and increased accessory prices, and Microsoft gave its Series S and X consoles across-the-board price hikesin May.

Today, Nintendo is back for more, increasing prices on the original Switch hardware, as well as some Amiibo, the Alarmo clock, and some Switch and Switch 2 accessories. The price increases will formally take effect on August 3.

The company says that there are currently no price increases coming for the Switch 2 console, Nintendo Online memberships, and physical and digital Switch 2 games. But it didn't take future price increases off the table, noting that "price adjustments may be necessary in the future."

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Google releases Gemini 2.5 Deep Think for AI Ultra subscribers

1 August 2025 at 15:36

Google is unleashing its most powerful Gemini model today, but you probably won't be able to try it. After revealing Gemini 2.5 Deep Think at the I/O conference back in May, Google is making this AI available in the Gemini app. Deep Think is designed for the most complex queries, which means it uses more compute resources than other models. So it should come as no surprise that only those subscribing to Google's $250 AI Ultra plan will be able to access it.

Deep Think is based on the same foundation as Gemini 2.5 Pro, but it increases the "thinking time" with greater parallel analysis. According to Google, Deep Think explores multiple approaches to a problem, even revisiting and remixing the various hypotheses it generates. This process helps it create a higher-quality output.

Deep Think benchmarks Credit: Google

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Backpage survivors will receive $200M to cover medical, health bills

1 August 2025 at 15:06

The US just launched its biggest effort yet to compensate victims of human trafficking, setting up a process to dole out $200 million from seizures related to shutting down the notorious online escorts ad service Backpage.com.

In an announcement on Thursday, the Department of Justice confirmed that "this marks the largest remission process to date to compensate victims of human trafficking."

Acting Assistant Attorney General Matthew Galeotti said the effort to redistribute millions of ill-gotten gains "underscores the Department’s unwavering commitment to use forfeiture to take the profit out of crime and to compensate victims." It comes after Backpage's "owners and key executives and businesses related to the platform" were found guilty of facilitating crimes including money laundering and "unlawful commercial sex using a facility in interstate or foreign commerce," the DOJ said.

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Lotus still knows how to make a driver’s car: The 2025 Emira V6, driven

1 August 2025 at 14:54

The mid-engine sports car is an increasingly rare breed, but Lotus still carries the torch with its Emira, which is available with a choice of supercharged V6 or turbocharged inline-four cylinder engines. Between its steering, compact dimensions, standard manual transmission, and low mass, it’s a breath of fresh air, and it's ready to capture the hearts of enthusiasts. Pricing starts at $102,250 for the V6, which is in direct competition with the Porsche 718 Cayman GTS while it lasts, and a sea of mostly cosmetic options inflated this example to $116,950.

Like many Lotuses before it, the Emira’s foundation is a bonded aluminum chassis with Bilstein passive damper-equipped double-wishbone suspension at all four corners and the engine mounted right behind the seats. Curb weight isn’t as low as you’d think at 3,187 lbs (1,445 kg), but it’s contained within an overall length, width (sans mirrors), and height of 173, 75, and 48 inches (4,395 mm, 1,905 mm, 1,220 mm), respectively.

Mid-engine layouts generally put the same components like radiators in the same places, and the Emira's shape follows its predecessors (as well as cars from McLaren or Ferrari) with large intake ducts straked across its doors and rear fenders, a low nose, and little overhang past the axles. In fact, these are key in its sense-of-occasion appeal; climbing over its door sills and into its driver position is teeming with "let’s go" energy, and the view out the windshield—fenders, short nose, and all—is more exotic than anything else at its price.

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After just five years, Microsoft will end support for low-cost Windows 11 SE

1 August 2025 at 14:31

Microsoft says it plans to stop providing updates for Windows 11 SE, the special Windows 11 variant intended to compete with Google's ChromeOS in schools. The change was announced quietly via this Microsoft support document (spotted by the German-language site Dr. Windows), which says that Windows 11 SE will not be getting a version of this year's Windows 11 25H2 update. Security updates for Windows 11 SE will end in October of 2026, when Windows 11 24H2 stops receiving updates.

"Support for Windows 11 SE—including software updates, technical assistance, and security fixes—will end in October 2026," the document reads. "While your device will continue to work, we recommend transitioning to a device that supports another edition of Windows 11 to ensure continued support and security."

Microsoft has fielded multiple would-be ChromeOS competitors over the years, looking to prevent, suspend, and/or reverse Google's success in selling the laptops to schools and price-conscious laptop buyers.

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The military’s squad of satellite trackers is now routinely going on alert

1 August 2025 at 14:21

This is Part 2 of our interview with Col. Raj Agrawal, the former commander of the Space Force's Space Mission Delta 2.

If it seems like there's a satellite launch almost every day, the numbers will back you up.

The US Space Force's Mission Delta 2 is a unit that reports to Space Operations Command, with the job of sorting out the nearly 50,000 trackable objects humans have launched into orbit.

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Vast majority of new US power plants generate solar or wind power

1 August 2025 at 13:37

The United States added 22,332 megawatts of power plant capacity in the first half of this year, and the vast majority of it was utility-scale solar, batteries, and onshore wind.

Natural gas was next, and there was zero new coal or nuclear, according to the Energy Information Administration.

Through 2030, the US energy landscape looks a lot like these last six months in terms of the mix of new power plants, with solar and batteries leading the way, according to the EIA’s list of planned power plants.

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Rocket Report: NASA finally working on depots, Air Force tests new ICBM

1 August 2025 at 11:00

Welcome to Edition 8.05 of the Rocket Report! One of the most eye-raising things I saw this week was an online update from NASA's Marshall Space Flight Center touting its work on cryogenic propellant management in orbit. Why? Because until recently, this was a forbidden research topic at the space agency, as propellant depots would obviate the need for a large rocket like the Space Launch System. But now that Richard Shelby is retired...

As always, we welcome reader submissions, and if you don't want to miss an issue, please subscribe using the box below (the form will not appear on AMP-enabled versions of the site). Each report will include information on small-, medium-, and heavy-lift rockets as well as a quick look ahead at the next three launches on the calendar.

Australian launch goes sideways. Back-to-back engine failures doomed a privately developed Australian rocket moments after liftoff Tuesday, cutting short a long-shot attempt to reach orbit with the country's first homegrown launch vehicle, Ars reports. The 82-foot-tall (25-meter) Eris rocket ignited its four main engines and took off from its launch pad in northeastern Australia, but the rocket quickly lost power from two of its engines and stalled just above the launch pad before coming down in a nearby field. The crash sent a plume of smoke thousands of feet over the launch site, which sits on a remote stretch of coastline on Australia's northeastern frontier.

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