America's Dirtiest Coal Power Plants Given Exemptions from Pollution Rules to Help Power AI
Somewhere in Montana sits the only coal-fired power plant in America that hasn't installed modern pollution controls to limit particulate matter, according to the Environmental Protecction Agency. Mining.com notes that it has the highest emission rate of fine particulate matter out of any U.S. coal-burning power plant.
When inhaled, the finest particles are able to penetrate deep into the lungs and even potentially the bloodstream, exacerbating heart and lung disease, causing asthma attacks and even sometimes leading to premature death.
Yet America's dirtiest coal-fired power plant — and dozens of others — "are being exempted from stringent air pollution mandates," reports Bloomberg, "as part of US. President Donald Trump's bid to revitalize the industry:
Talen Energy Corp.'s Colstrip in Montana is among 47 plants receiving two-year waivers from rules to control mercury and other pollutants as part of a White House effort to ease regulation on coal-fired sites, according to a list seen by Bloomberg News. The exemptions were among a slew of actions announced by the White House Tuesday to expand the mining and use of coal. The Trump administration has argued coal is a vital part of the mix to ensure sufficient energy supply to meet booming demand for AI data centers. The carve-out, which begins in July 2027, lasts until July 2029, according to the proclamation.
In an email to Bloomberg, a White House spokesperson said the move meant that America "will produce beautiful, clean coal" while addressing "necessary electrical demand from emerging technologies such as AI."
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China Halts Critical Rare Earth Exports as Trade War Intensifies
Beijing has suspended exports of certain rare earth minerals and magnets that are crucial for the world’s car, semiconductor and aerospace industries.
'Linux Mint Debian Edition 7' Gets OEM Support
Linux Mint Debian Edition 7 "will come with full support for OEM installations," according to their monthly newsletter, so Linux Mint "can be pre-installed on computers which are sold throughout the World. It's a very important feature and it's one of the very few remaining things which wasn't supported by Linux Mint Debian Edition."
Slashdot reader BrianFagioli speculates that "this could be a sign of something much bigger."
OEM installs are typically reserved for operating systems meant to ship on hardware. It's how companies preload Linux on laptops without setting a username, password, or timezone... Mint has supported this for years — but only in its Ubuntu-based version. So why is this feature suddenly coming to Linux Mint Debian Edition, which the team has repeatedly described as a contingency? In other words, if the Debian variant is merely a plan B, why make it ready for OEMs?
Their blog post goes on to speculate about possible explanations (like the hypothetical possibility of dissatisfaction with Snap packages or Canonical's decisions around telemetry and packaging).
Slashdot reached out to Linux Mint project leader Clement Lefebvre, who responded cheerfully that "I know people love to speculate on this. There's no hidden agenda on our side though.
"Improving LMDE is a continuous effort. It's something we do regularly."
"Any LMDE improvement facilitates a future potential transition to Debian, of course. But there are other reasons to implement OEM support.
"We depend on Ubiquity in Linux Mint. We have a much simpler installer, with no dependencies, no technical debt and with a design we're in control of in LMDE. Porting LMDE's live-installer to Linux Mint is something we're looking into. Implementing OEM support in live-installer kills two birds with one stone. It improves LMDE and opens the door to switching away from Ubiquity in Linux Mint."
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FreeDOS Celebrates More Than 30 Years of Command Prompts With New Release
When Microsoft announced it would stop developing MS-DOS after 1995, college student Jim Hall "packaged my own extended DOS utilities, as did others," according to the web site for the resulting "FreeDOS" project.
Jim Hall is also Slashdot reader #2,985, and more than 30 years later he's "keeping the dream of the command prompt alive," writes Ars Technica. In a new article they note that last week the FreeDOS team released version 1.4, the first new stable update since 2022:
The release has "a focus on stability" and includes an updated installer, new versions of common tools like fdisk, and format and the edlin text editor. The release also includes updated HTML Help files... As with older versions, the FreeDOS installer is available in multiple formats based on the kind of system you're installing it on. For any "modern" PC (where "modern" covers anything that's shipped since the turn of the millennium), ISO and USB installers are available for creating bootable CDs, DVDs, or USB drives. FreeDOS is also available for vintage systems as a completely separate "Floppy-Only Edition" that fits on 720KB, 1.44MB, or 1.2MB 5.25 and 3.5-inch floppy disks.
Jim Hall composed a detailed introduction to FreeDOS 1.4 here.
He also answered questions from Slashdot's readers back in 2000 and again in 2019.
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‘The Last of Us’ Review: On the Road Again
Season 2 of HBO’s zombie drama begins with Joel and Ellie safe and settled. One guess how long that lasts.
Texas Muslims Want to Build Homes and a Mosque. Gov. Greg Abbott Says No.
Gov. Greg Abbott of Texas is trying to stop a planned community near Dallas that has fueled anti-Muslim hostility and divided locals.
New Supercomputing Record Set - Using AMD's Instinct GPUs
"AMD processors were instrumental in achieving a new world record," reports Tom's Hardware, "during a recent Ansys Fluent computational fluid dynamics simulation run on the Frontier supercomputer at the Oak Ridge National Laboratory."
The article points out that Frontier was the fastest supercomputer in the world until it was beaten by Lawrence Livermore Lab's El Capitan — with both computers powered by AMD GPUs:
According to a press release by Ansys, it ran a 2.2-billion-cell axial turbine simulation for Baker Hughes, an energy technology company, testing its next-generation gas turbines aimed at increasing efficiency. The simulation previously took 38.5 hours to complete on 3,700 CPU cores. By using 1,024 AMD Instinct MI250X accelerators paired with AMD EPYC CPUs in Frontier, the simulation time was slashed to 1.5 hours. This is more than 25 times faster, allowing the company to see the impact of the changes it makes on designs much more quickly...
Given those numbers, the Ansys Fluent CFD simulator apparently only used a fraction of the power available on Frontier. That means it has the potential to run even faster if it can utilize all the available accelerators on the supercomputer. It also shows that, despite Nvidia's market dominance in AI GPUs, AMD remains a formidable competitor, with its CPUs and GPUs serving as the brains of some of the fastest supercomputers on Earth.
Read more of this story at Slashdot.
U.S. Prepares to Challenge Meta’s Social Media Dominance
On Monday, Meta will face off against the federal government in a landmark antitrust trial over claims that it illegally squashed competition by buying Instagram and WhatsApp.
Do Cognitive Abilities Predict Performance in Everyday Computer Tasks?
"Researchers say that a person's intelligence plays a bigger role in their computer proficiency than previously believed," writes SciTechDaily, "so much so that practice alone may not be enough to ensure ease of use."
A new study has found that general cognitive abilities, such as perception, reasoning, and memory, are more important than previously believed in determining a person's ability to perform everyday tasks on a computer... "It is clear that differences between individuals cannot be eliminated simply by means of training," says Antti Oulasvirta [a professor at Finland's Aalto University who conducted extensive human-computer interaction research with his team and the University of Helsinki Department of Psychology]. "In the future, user interfaces need to be streamlined for simpler use. This age-old goal has been forgotten at some point, and awkwardly designed interfaces have become a driver for the digital divide.
"We cannot promote a deeper and more equal use of computers in society unless we solve this basic problem," Oulasvirta says...
This is the first-ever study to measure users' actual ability to perform daily tasks on a PC, as previous studies have relied on participants self-assessing their abilities via questionnaires... "The study revealed that, in particular, working memory, attention, and executive functions stand out as the key abilities. When using a computer, you must determine the order in which things are done and keep in mind what has already been done. A purely mathematical or logical ability does not help in the same way," says university lecturer Viljami Salmela [from the University of Helsinki].
"Our results suggest that contemporary user interfaces are getting so complex that their design is starting to affect inclusivity," their paper concludes, saying that it ultimately raises a question. "How can we design user interfaces to decrease the role of cognitive abilities."
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America Is Learning the Wrong Lesson from Elon Musk’s Success
Intimidation doesn’t elevate performance; it undermines people.
How Brexit, a Startling Act of Economic Self-Harm, Foreshadowed Trump’s Tariffs
Britain’s decision to leave the European Union in 2016 was sold to voters as a magic bullet that would revitalize the country’s economy. Its impact is still reverberating.
Torvalds Celebrates Git's 20th Anniversay. Is It More Famous Than Linux?
Celebrating Git's 20th anniversary, GitHub hosted a Q&A with Linus Torvalds, writes Its FOSS News.
Among the other revelations: He says his college-age daughter sent a texting saying he's better known at her CS lab for Git than for Linux, "because they actually use Git for everything there." Which he describes as "ridiculous" because he maintained it for just four months before handing it off to Junio Hamano who's been heading up development for more than 19 years now. "When it did what I needed," Torvalds says, "I lost interest."
Linus then goes on to share how Git was never a big thing for him, but a means to an end that prevented the Linux kernel from descending into chaos over the absence of a version control system. You see, before Git, Linux used BitKeeper for version control, but its proprietary licensing didn't sit too well with other Linux contributors, and Linus Torvalds had to look for alternatives. As it turned out, existing tools like CVS and Subversion were too slow for the job at hand, prompting him to build a new tool from scratch, with the coding part just taking 10 days for an early self-hostable version of Git.
In its initial days, there were some teething issues, where users would complain about Git to Linus, even finding it too difficult to use, but things got calmer as the tool developed further.
Torvalds thinks some early adopters had trouble because they were coming from a background that was more like CVS. "The Git mindset, I came at it from a file system person's standpoint, where I had this disdain and almost hatred of most source control management projects, so I was not at all interested in maintaining the status quo."
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WSJ Says China 'Acknowledged Its Role in U.S. Infrastructure Hacks'
Here's an update from the Wall Street Journal about a "widespread series of alarming cyberattacks on U.S. infrastructure."
China was behind it, "Chinese officials acknowledged in a secret December meeting... according to people familiar with the matter..."
The Chinese delegation linked years of intrusions into computer networks at U.S. ports, water utilities, airports and other targets, to increasing U.S. policy support for Taiwan, the people, who declined to be named, said... U.S. officials went public last year with unusually dire warnings about the uncovered Volt Typhoon effort. They publicly attributed it to Beijing trying to get a foothold in U.S. computer networks so its army could quickly detonate damaging cyberattacks during a future conflict. [American officials at the meeting perceived the remarks as "intended to scare the U.S. from involving itself if a conflict erupts in the Taiwan Strait."]
The Chinese official's remarks at the December meeting were indirect and somewhat ambiguous, but most of the American delegation in the room interpreted it as a tacit admission and a warning to the U.S. about Taiwan, a former U.S. official familiar with the meeting said... In a statement, the State Department didn't comment on the meeting but said the U.S. had made clear to Beijing it will "take actions in response to Chinese malicious cyber activity," describing the hacking as "some of the gravest and most persistent threats to U.S. national security...."
A Chinese official would likely only acknowledge the intrusions even in a private setting if instructed to do so by the top levels of Xi's government, said Dakota Cary, a China expert at the cybersecurity firm SentinelOne. The tacit admission is significant, he said, because it may reflect a view in Beijing that the likeliest military conflict with the U.S. would be over Taiwan and that a more direct signal about the stakes of involvement needed to be sent to the Trump administration. "China wants U.S. officials to know that, yes, they do have this capability, and they are willing to use it," Cary said.
The article notes that top U.S. officials have said America's Defense Department "will pursue more offensive cyber strikes against China."
But it adds that the administration "also plans to dismiss hundreds of cybersecurity workers in sweeping job cuts and last week fired the director of the National Security Agency and his deputy, fanning concerns from some intelligence officials and lawmakers that the government would be weakened in defending against the attacks."
Read more of this story at Slashdot.
Trump Adds Tariff Exemptions for Smartphones, Computers and Other Electronics
A long list of electronic products got a reprieve for now from at least some of the levies on China, which had been expected to take a toll on tech giants like Apple.
Trump is on a Path to Failure
The fact that Trump survived bad trajectories before doesn’t mean that this one is destined to reverse.
In One Colorado Town, People Experiencing Homelessness Can Sleep in Their Car — if They Have a Job
People experiencing homelessness can sleep in their cars in this wealthy ski town in Colorado, but only if they have a job.
At Least One Dead After Private Plane Crashes in Upstate New York
The plane, a Mitsubishi MU-2B carrying two passengers, went down Saturday in the town of Copake close to the Massachusetts border, according to the authorities.
Hostages Still Held in Gaza Cast Shadow Over Passover in Israel
The holiday is usually a celebration of the liberation of ancient Israelites from slavery in Egypt. But for many Israelis, the suffering of the captives still in Gaza is tempering the joy.
Original 1977 'Star Wars' Cut Will Be Shown at a Theater for First Time in Decades
Long-time Slashdot reader sandbagger brings news that in June "a rare screening of the original 1977 Star Wars movie — complete with Han shooting first — will be shown at a theater in London..."
Petapixel reports:
Subsequent alterations made to the film are well-documented: Han Solo being shot at by the bounty hunter Greedo first, rather than the original in which anti-hero Han killed Greedo without being shot at. Then there is the addition of a CGI Jabba the Hutt who was only mentioned by name in the 1977 release. Fans have also complained about the color grading painted on re-releases.
But for those attending the British Film Institute (BFI)'s Film on Film festival in London, they are in for a treat. Star Wars will play not once but twice on the opening night on June 12... BFI says the print is "unfaded" and "ready to transport us to a long time ago, and a galaxy far, far away, back to the moment in 1977 when George Lucas's vision cast a spell on cinema audiences."
Lucas has little sympathy for those who want to see his first version of the film, telling the Associated Press in 2004, "I'm sorry you saw half a completed film and fell in love with it. But I want it to be the way I want it to be."
The film festival promises "a glorious dye-transfer" of Star Wars — and will also show "a pristine 35mm print of the original US pilot episode of Twin Peaks, screening for the first time ever in the UK" — followed by a Q&A with the 1990 show's original star Kyle MacLachlan.
On display to coincide with the opening night screening there is also a rare opportunity to view material from the original continuity script for Star Wars, which includes rare on-set Polaroids, annotations and deleted scenes. The script is from the collection of Ann Skinner, script editor on the original film, and is now cared for by the BFI National Archive.
Read more of this story at Slashdot.
Chrome To Patch Decades-Old 'Browser History Sniffing' Flaw That Let Sites Peek At Your History
Slashdot reader king*jojo shared this article from The Register:
A 23-year-old side-channel attack for spying on people's web browsing histories will get shut down in the forthcoming Chrome 136, released last Thursday to the Chrome beta channel. At least that's the hope.
The privacy attack, referred to as browser history sniffing, involves reading the color values of web links on a page to see if the linked pages have been visited previously... Web publishers and third parties capable of running scripts, have used this technique to present links on a web page to a visitor and then check how the visitor's browser set the color for those links on the rendered web page... The attack was mitigated about 15 years ago, though not effectively. Other ways to check link color information beyond the getComputedStyle method were developed... Chrome 136, due to see stable channel release on April 23, 2025, "is the first major browser to render these attacks obsolete," explained Kyra Seevers, Google software engineer in a blog post.
This is something of a turnabout for the Chrome team, which twice marked Chromium bug reports for the issue as "won't fix." David Baron, presently a Google software engineer who worked for Mozilla at the time, filed a Firefox bug report about the issue back on May 28, 2002... On March 9, 2010, Baron published a blog post outlining the issue and proposing some mitigations...
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