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Aggregate Ars Technica tech 约 45 秒

We've flown a radiation-blocking vest to the Moon and back, and it worked

Solar storms, like the one in August 1972 that hit during the gap between the Apollo 16 and Apollo 17 missions, throw bursts of protons intense enough to raise an astronaut's cancer risk or even cause radiation sickness.…

  • Earth's atmosphere and magnetic field absorb this radiation, but crews…
  • A team led by Jordan Houri and Oren Milstein of StemRad, an Israeli-Am…
  • To test this idea, StemRad’s team flew a wearable radiation-shielding …

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Aggregate Ars Technica tech 约 45 秒

Anthropic could be worth $2 trillion when it goes public

Anthropic investors expect the AI startup to float at a valuation of $2 trillion or more in October, a dizzying figure that would eclipse SpaceX and make the AI lab’s debut the largest-ever initial public offering.…

  • Half a dozen of the company’s backers told the FT that Anthropic’s rap…
  • A listing at that level could unlock billions of dollars in gains for …
  • Read full article Comments

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Aggregate Ars Technica tech 约 45 秒

Rivian's 2027 changes include its No. 1 most-requested feature

It's time for Rivian's changeover from model year 2026 to 2027, and the electric vehicle startup has decided to take a page from its recently released R2 SUV and apply it to the company's larger, more expensive R1 line.…

  • The changes aren't massive—the R1 got a refresh back in 2024 that saw …
  • But among them is the No.
  • 1 most-requested feature by Rivian R1S customers, the automaker told A…

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Aggregate Ars Technica tech 约 45 秒

Claude's new Scarlet Letter watermark is invisible — for now

Anthropic has revealed that it will soon watermark content that is processed (not just generated!…

  • ) by any of its models.
  • In a support article, Anthropic explained that it was rolling out mach…
  • The law applies to any AI model released after August 2 and provides a…

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Aggregate Ars Technica tech 约 45 秒

Twitch content has trained Amazon AI for years, but users can opt out now

Twitch now lets users opt out of Amazon's use of content from their channels to train Amazon's "generative AI content models.…

  • " The change, announced today, comes more than two years after a compa…
  • In an updated support page, Twitch confirms that users must opt out if…
  • ” To opt out, users must go to the proper settings at www.

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Aggregate Ars Technica tech 约 45 秒

Have physicists finally discovered glueballs? New evidence points to yes.

Physicists with the Beijing Spectrometer III (BES III) experiment have uncovered convincing new evidence of the existence of so-called glueballs, an elusive composite particle made entirely of gluons predicted by quantum theory.…

  • The results appeared in a preprint posted to arXiv last month and were…
  • All the stuff we see around us is made up of quarks held together by g…
  • The Higgs boson, discovered in 2012 after decades of searching, was wi…

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Aggregate Ars Technica tech 约 45 秒

Terabytes of credentials leaked in massive supply-chain attack

Terabytes worth of credentials, many belonging to the world’s biggest and most sensitive organizations, have been exposed in a supply-chain attack on LiteLLM, an open source tool that streamlines AI-driven software development.…

  • Microsoft, Amazon, Cisco, Samsung, and Salesforce are only a handful o…
  • The revelation was posted on Tuesday and Wednesday by security firms C…
  • CloudSEK said it found cloud keys, repository tokens, SSH keys, Kubern…

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Aggregate Ars Technica tech 约 45 秒

The web’s newest weapon against AI scrapers is a font

AI companies' penchant for scraping through large swathes of the public web in search of valuable training data has already led to lawsuits and technical fixes aimed at stopping the practice.…

  • Now, a pair of designers are hoping to stymie these scrapers with a ne…
  • ShieldFont, as designers Isaque Seneda and Gabriel Abrucio write in a …
  • " When is a horse a potato?

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Aggregate Ars Technica tech 约 45 秒

Toddler's tragic death from brain-destroying amoeba offers lessons for doctors

A healthy toddler in Washington state fell ill abruptly.It began with vomiting, lethargy, and weakness on his right side.…

  • Then it progressed to a headache, fever, and trouble swallowing.
  • At one point, he briefly became unresponsive, and he had episodes wher…
  • Doctors admitted him to the hospital, but his condition only deteriora…

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