Wednesday, September 4, 2024

ARS Technica

"YubiKeys are vulnerable to cloning attacks thanks to newly discovered side channel."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 04 September 2024, 1410 UTC.

Content and Source:  https://arstechnica.com

Please check link or scroll down to read your selections.  Thanks for joining us today.

Russ Roberts (https://hawaiisciencejournal.blogspot.com).

 

ARS Technica

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Enlarge (credit: Yubico) The YubiKey 5, the most widely used hardware token for two-factor authentication based on the FIDO standard , contains a cryptographic flaw that makes the finger-size device vulnerable to cloning when an attacker gains temporary physical access to it, researchers said Tuesday. The cryptographic flaw, known as a side channel , resides in a small microcontroller used in a l
Enlarge (credit: Qualcomm) Windows-on-Arm is finally just about good enough to serve as your main PC, thanks to a combination of long-awaited Snapdragon X-series silicon from Qualcomm, Arm-specific improvements in the Windows 11 24H2 update, and third-party software developers that are slowly but surely putting out Arm-native versions of their most popular apps. So far, those Snapdragon X chips h
Enlarge / The Terran 1 rocket made its only flight (a beautiful one) in March 2023. (credit: Relativity Space/John Kraus) A splashy California-based launch company named Relativity Space shared a photo of sleek-looking rocket hardware on its social media channels last week. The image featured an impressively large payload fairing, which protects satellites on the ride into space. "Time to take a

Yesterday

Enlarge / A cow grazes in a field at a dairy farm on April 26, 2024, in Petaluma, California. (credit: Getty | Justin Sullivan ) The outbreak of H5N1 bird flu in US dairy cows has now spread to three herds in California, the largest milk-producing state in the country, with around 1.7 million dairy cows, federal and state health officials have confirmed . Fourteen states and 197 herds have now be
Enlarge (credit: Disney) Disney-owned channels have been blacked out on DirecTV for the past two days because of a contract dispute, with both companies claiming publicly that they aren't willing to budge much from their negotiating positions. Until it's resolved, DirecTV subscribers won't have access to ABC, ESPN, and other Disney channels. While there have been many contentious contract negotia
Enlarge / Washington State University scientists conducted batting cage tests of wood and metal bats with young players. (credit: YouTube/Baseball Bat Bros. ) There's long been a debate in baseball circles about the respective benefits and drawbacks of using wood bats versus metal bats . However, there are relatively few scientific studies on the topic that focus specifically on young athletes, w
Enlarge / An ABC handout promotional image for "AI and the Future of Us: An Oprah Winfrey Special." (credit: ABC ) On Thursday, ABC announced an upcoming TV special titled, "AI and the Future of Us: An Oprah Winfrey Special." The one-hour show, set to air on September 12, aims to explore AI's impact on daily life and will feature interviews with figures in the tech industry, like OpenAI CEO Sam A
Enlarge / Rust never sleeps. But Rust, the programming language, can be held at bay if enough kernel programmers aren't interested in seeing it implemented. (credit: Getty Images) The Linux kernel is not a place to work if you're not ready for some, shall we say, spirited argument. Still, one key developer in the project to expand Rust's place inside the largely C-based kernel feels the "nontechn
Enlarge (credit: Intel) Intel has formally announced its first batch of next-generation Core Ultra processors, codenamed "Lunar Lake." The CPUs will be available in PCs beginning on September 24. Formally dubbed "Intel Core Ultra (Series 2)," these CPUs follow up the Meteor Lake Core Ultra CPUs that Intel has been shipping all year. They promise modest CPU performance increases alongside big powe
Enlarge / A lot of gold deposits are found embedded in quartz crystals. (credit: Pierre Longnus ) One of the reasons gold is so valuable is because it is highly unreactive—if you make something out of gold, it keeps its lustrous radiance. Even when you can react it with another material, it's also barely soluble, a combination that makes it difficult to purify away from other materials. Which is
Concord Enlarge / This team-based FPS combat scene was apparently too familiar to attract all that many players to Concord . (credit: Sony) Sony's team-based online shooter Concord has been removed from sale and will be taken offline on Friday, September 6, just two weeks after its August 23 launch. Firewalk Studios Game Director Ryan Ellis said in an announcement Tuesday that publisher Sony will
Enlarge (credit: EyeEm Mobile GmbH | iStock / Getty Images Plus ) A controversial facial recognition tech company behind a vast face image search engine widely used by cops has been fined approximately $33 million in the Netherlands for serious data privacy violations. According to the Dutch Data Protection Authority (DPA) , Clearview AI "built an illegal database with billions of photos of faces
Enlarge / The lifted, rugged, off-road version-of-normal trend has come to the Ioniq 5 with the new XLT. (credit: Hyundai) The Hyundai Ioniq 5 is one of our favorite electric vehicles . It offers excellent efficiency and really rapid charging, all wrapped up in a shape that exudes late-'80s hatchback vibes. Today, Hyundai revealed details about the Ioniq 5's update for model year 2025 (MY25), and
Enlarge (credit: Getty Images | SOPA Images) Elon Musk's Starlink broadband service said it would defy an order to block Musk's X platform in Brazil after the country's top court required Internet providers to block the site. SpaceX's Starlink division, which says it has 250,000 customers in Brazil, reportedly told the country's telecom agency on Sunday that it will not comply with orders to bloc
Enlarge (credit: Barcroft Media | Getty Images) China’s efforts to match US computing power in artificial intelligence are being hampered by bug-ridden software, with customers of leading AI chipmaker Huawei complaining about performance issues and the difficulty of switching from Nvidia products. The Chinese technology giant has emerged as the frontrunner in the race to develop a domestic altern

Sep 2, 2024

Enlarge / Image of the New Glenn second stage on its mobile test stand. (credit: Blue Origin) Blue Origin plans to enter the final phase of its launch preparations for the New Glenn rocket on Monday by rolling the vehicle's second stage to Launch Complex 36 in Florida. Pending weather and other final considerations, a rollout could occur as early as Monday afternoon. This is the flight version of

Sep 1, 2024

Enlarge / After launching some smaller and cheaper electric vehicles, it was time for Volvo to push the boat out with a flagship SUV, the EX90. (credit: Jonathan Gitlin) Volvo provided flights from Washington to Orange County and accommodation so Ars could drive the EX90. Ars does not accept paid editorial content. An early convert to the idea of an all-electrified lineup, Volvo has taken a sligh

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Tuesday, September 3, 2024

ScienceDaily: Society

"Your source for the latest research news...."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 04 September 2024, 0409 UTC.

 Content and Source:  https://www.sciencedaily.com

Please check link or scroll down to read your selections.  Thanks for joining us today.

Russ Roberts (https://hawaiisciencejournal.blogspot.com).

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ScienceDaily: Society - September 03, 2024

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The risk of global water scarcity is greater when accounting for the origin of rain

Securing the world's water supply is one of the greatest challenges of our time. Researchers are now presenting an alternative method for quantifying the global risk of water scarcity. Results indicate higher risks to water supply than previously expected if accounting for the environmental conditions and governability where rain is produced.

Image: DOERS/Shutterstock.com


Morphing facial technology sheds light on the boundaries of self-recognition

Facial recognition is a critical part of self-image and social interactions. In an era of advanced digital technology, we face intriguing questions about communication and identity. How does altering our facial identity affect our sense of 'self' and our interactions with others?


Transparency is often lacking in datasets used to train large language models

The Data Provenance Explorer can help machine-learning practitioners make more informed choices about the data they train their models on, which could improve the accuracy of models deployed in the real world.


Researchers attempted to emulate a clinical trial using data from real patients

Researchers used real-world clinical data to attempt to emulate a randomized controlled trial testing the effectiveness of two blood thinners, apixaban and warfarin, to prevent stroke in patients with non-valvular atrial fibrillation. The study provides a method to explore the effects of treatments in patients who are underrepresented or excluded from clinical trials.


Children contribute to group projects when there are clear and common goals

A new study examined children's responses during a game where targets could only be achieved by working together. The study's authors say the findings provide valuable insights into how groups of people can work together to overcome communal challenges, and demonstrate the effectiveness of setting clear and unambiguous targets.


VR headsets could be life changing for people with intellectual disability

Immersive virtual reality could open up a whole new world for people with intellectual disability, enabling them to learn practical life skills much faster without relying on caregivers, according to a new study.


Researchers identify basic approaches for how people recognize words

Recognizing spoken words is a split-second competition, and a new study defines how people approach that competition and ultimately recognize words. The researchers identified three main approaches by which people of all ages -- including those who use cochlear implants to hear -- recognize spoken language.


Your brain ages at different paces according to social and physical environments

Countries with greater inequalities -- whether economic, pollution or disease-based -- exhibited older brain ages.


To build a thriving electric vehicle market, prioritize equity and justice

When it comes to purchasing and using electric vehicles (EVs), housing- and income-related factors significantly shape perceptions and preferences among potential buyers, finds a new study. This research is among the first to examine both EV adoption and charging infrastructure through an equity lens coupled with state-of-the-art original survey data.


Among Viking societies, Norway was much more violent than Denmark

A new study sheds light on how Viking Age societies in Norway and Denmark differed in their experiences with violence and the role social structures played in shaping those patterns.


Autistic traits, behavioral problems in 7-year-olds linked with gender nonconforming play

Gender nonconformity in 7-year-olds -- as measured by levels of gender-conforming play -- may be associated with autistic traits and behavioral difficulties in girls, and with peer relationship problems in boys, according to a new study.


Geographic differences in U.S. homicide rates have decreased since the 1970s

A new study finds that, counter to expectations, geographic disparities in rates of homicides in the US have decreased in recent decades.


Lackluster prioritization of the health sector in government spending and dwindling donor contributions drive slow growth in health spending in Sub-Saharan Africa

Slow growth in health sector spending is projected in Sub-Saharan Africa as reported in a study. The decline is expected to continue to 2050, according to the authors, and is driven by tepid growth in the share of government spending that is allocated to health and reductions in development assistance for health.


People experiencing relatively mild cases of mental ill-health may be perceived differently by others depending on whether or not diagnostic labels are provided

Diagnostic labels for people experiencing what some consider to be relatively milder forms of mental-ill health may affect how others perceive them for better and worse, according to a new study.


Engineers develop AI system for real-time sensing of flooded roads

Roadway-related incidents are a leading cause of flood fatalities nationwide, but limited flood-reporting tools make it difficult to evaluate road conditions in real time.


Crucial insights on loneliness and death ideation among older adults

New research highlights the growing problem of death ideation and the increasing rates of both loneliness and suicidal thoughts among older individuals. The study explores the critical issue of social disconnection and its link to a 'wish to die' among older adults.


Study finds limits to storing CO2 underground to combat climate change

New research has found limits to how quickly we can scale up technology to store gigatons of carbon dioxide under the Earth's surface.


Aging population: Public willingness to pay for healthcare hinges on perceived benefits and risks

Public healthcare systems are fiscally burdened due to an aging population. So, governments must find a way to persuade citizens to pay more for health insurance. Now, researchers have examined whether informing people about their future self-benefits from the healthcare system could garner support for higher health insurance contributions. While this approach increased support from those unaware of fiscal risks, the effect disappeared once they became aware, offering significant implications for policymakers and governments.


Defining chronic pain for high-performance athletes with disabilities

The extensive training and the sacrifices athletes make to compete at the Olympic games take center stage. For Paralympians and high-performance athletes with spinal cord injuries (SCI), assessing chronic pain plays a key role in their training and readiness to compete. However, the source of chronic pain is often misattributed to acute trauma or overuse injuries. While the International Olympic Committee acknowledges pain management data among Paralympians and athletes with disabilities is limited, few studies have been launched investigating this dilemma.


Coastal cities must adapt faster to climate change

Coastal cities play a key role in the global economy and have important functions for society at large. At the same time, they are severely affected by the impact of climate change. That is why their role in global climate adaptation is crucial.


Women in global fisheries industry fall through the safety net

Millions of women who work in the fisheries industry are being left behind as technologies develop to counter the effects of climate change and economic pressures. A new study examines this global problem and suggests ways forward in policy, research and practice.


Metal baseball bats still help Little Leaguers hit a little better

While meant to simulate wood bats, regulation USA Baseball metal bats are more forgiving than wood for young players who might not connect with the ball on a bat's optimal 'sweet spot.' After testing wood bats and two types of metal bats with youth players, researchers found that the exit speed of a hit ball was as much as 5% faster with metal bats over wood. Analyzing the data, they found that the performance of the USA Baseball metal bats at the sweet spot was similar to wood. It was when the hits were on less optimal areas that there was a bigger difference: there was more of a penalty with wood bats when the hitters were not on the sweet spot than with the metal bats.


Dungeons and Dragons can help autistic people gain confidence and find their inner hero

A new study has shown the roleplaying game Dungeons and Dragons boosts autistic people's confidence and enables them to feel more comfortable with social interactions.


One in 7 Medicare beneficiaries with high body mass index may qualify for anti-obesity drug

A new study estimates that 3.6 million Medicare beneficiaries are most likely to become eligible for semaglutide. The study also estimates eligibility and associated maximum costs if different definitions of cardiovascular risk were to be considered. If Medicare Part D narrowly defines cardiovascular disease, majority of patients would remain ineligible while new federal spending could still exceed $10 billion.

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