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Breakthrough forensic research at Northumbria University, Newcastle, has revealed for the first time that textile fibers can, under certain circumstances, be transferred between clothing in the absence of contact.
This new forensic discovery has not been demonstrated before and could have a major implication for fiber evidence in certain criminal cases.
Researchers within Northumbria University's Department of Applied Sciences have proved that contactless transfer of fibers between garments can be possible through airborne travel.
Because it has largely been assumed that fiber transfer only occurs when two surfaces touch, it is generally accepted in a case that two surfaces have, at some point, been in contact with each other. However, researchers at Northumbria University have revealed that under certain conditions, this is not necessarily always the case.
[...] The results of this study demonstrate that when certain strict conditions are met (i.e. time, sheddability of garment, proximity and confined space), airborne transfer of fibers can occur in forensic scenarios, and that these could be in potentially significant numbers for fiber types, such as cotton and polyester.
The results of this study define a set of circumstances that can be used as a baseline to evaluate the likelihood of an alleged activity being conducive to contactless transfer.
[...] [Dr. Ray Palmer] said: "This study was designed so that the experimental parameters were as conducive to contactless transfer as possible, whilst still maintaining a real-life scenario. Since there is a paucity of published studies relating to contactless transfer, the results obtained from this study will be useful to forensic practitioners as a baseline in evaluating how likely it is that a proposed activity or case circumstance has resulted in contactless transfer."
Journal Reference:
Kelly J. Sheridan, Evelina Saltupyte, Ray Palmer, et al. A study on contactless airborne transfer of textile fibres between different garments in small compact semi-enclosed spaces [$], Forensic Science International (DOI: 10.1016/j.forsciint.2020.110432)
Do you have celebration plans for Wookiee Life Day? According to Disney, it's the galaxy's "most cheerful and magical holiday," so on November 17, the company will celebrate the event on Disney+ with a Lego Star Wars Holiday Special. Set immediately after Rise of the Skywalker, Rey and BB-8 go on a journey through the nine-film timeline that promises to give screen time to goodies and baddies current and past. Except it's all done in Lego, so painted tongues will be firmly in plastic cheeks.
Hopefully, somewhat better than the lesser known: Star Wars Holiday Special
The Star Wars Holiday Special[a] is a 1978 American television special set in the universe of the Star Wars science-fiction media franchise. Directed by Steve Binder, it was the first Star Wars spin-off film, set between the events of the original film and The Empire Strikes Back (1980). It stars the main cast of the original Star Wars and introduces the character of Boba Fett, who appeared in later films.
[...]
The special is notorious for its extremely negative reception and has never been rebroadcast nor officially released on home video.[2][3] It has become something of a cultural legend due to the underground quality of its existence. It has been viewed and distributed in off-air recordings made from its original telecast by fans as bootleg copies, and it has also been uploaded to content-sharing websites.
SpaceX Starlink speeds revealed as beta users get downloads of 11 to 60Mbps:
Beta users of SpaceX's Starlink satellite-broadband service are getting download speeds ranging from 11Mbps to 60Mbps, according to tests conducted using Ookla's speedtest.net tool. Speed tests showed upload speeds ranging from 5Mbps to 18Mbps.
The same tests, conducted over the past two weeks, showed latencies or ping rates ranging from 31ms to 94ms. This isn't a comprehensive study of Starlink speeds and latency, so it's not clear whether this is what Internet users should expect once Starlink satellites are fully deployed and the service reaches commercial availability. We asked SpaceX several questions about the speed-test results yesterday and will update this article if we get answers.
[...] Beta testers must sign non-disclosure agreements, so these speed tests might be one of the only glimpses we get of real-world performance during the trials. SpaceX has told the Federal Communications Commission that Starlink would eventually hit gigabit speeds, saying in its 2016 application to the FCC that "once fully optimized through the Final Deployment, the system will be able to provide high bandwidth (up to 1Gbps per user), low latency broadband services for consumers and businesses in the US and globally." SpaceX has launched about 600 satellites so far and has FCC permission to launch nearly 12,000.
[...] Although the Ookla speed-test latencies for Starlink don't hit Musk's target of below 20ms, they are below the FCC's 100ms threshold. For competitive online gaming, Ookla says players should be in "winning" shape with latency or ping of 59ms or less, and "in the game" with latency or ping of up to 129ms. The 35 best cities in the world for online gaming have ping rates of 8 to 28ms, an Ookla report last year said.
Latency tests are affected by the distance between the user and the server. The Ookla tests revealed on Reddit showed the tests going to servers in Los Angeles and Seattle; SpaceX's beta tests are slated for the northern US and southern Canada, but a Stop the Cap story says that testers so far are in rural areas of Washington state only.
Amazon.com can be held liable like other traditional retailers for injuries from defective products sold via its sprawling e-commerce marketplace, a California state appeals court ruled on Thursday. The decision overturned a San Diego Superior Court ruling that the world's biggest online retailer was shielded from liability because it acted as a service provider, which is not subject to California product liability law.
In addition to selling its own inventory, Amazon allows third-party vendors to list products for sale on its website. Such vendors may store their products in Amazon's warehouses or ship them directly to customers.
The appeals court found that Amazon played a pivotal role in every step of plaintiff Angela Bolger's purchase of a replacement laptop battery from Amazon third-party seller Lenoge Technology HK Ltd, which was operating under the fictitious name "E-Life." Bolger alleged that the battery burst into flames while she balanced the laptop on her thighs, resulting in severe burns to her arms, legs and feet.
"Whatever term we use to describe Amazon's role, be it 'retailer,' 'distributor,' or merely 'facilitator,' it was pivotal in bringing the product here to the consumer," the appeals court held.
...Both Pennsylvania's and Ohio's top courts are currently considering the issue, and federal appeals courts are weighing cases under California and Texas law.
Per aspera ad astra*... except the "aspera" part is taken by a third party, eh?
Windows Defender Detected Citrix Services as Malware:
Windows Defender has caused problems for some Citrix customers after deleting two services incorrectly detected as malware.
The problem appears to be caused by the KB2267602 update. Windows Defender users who installed the update may have had their Citrix Broker and HighAvailability services on Delivery Controllers and Cloud Connectors deleted after they were erroneously detected as a trojan.
According to Citrix, impacted users may notice that the Broker service is no longer available in the Services console, that the BrokerService.exe file is missing from the Program Files folder, and an error saying that the Broker service could not be contacted.
Microsoft has released antivirus definition update 1.321.1341.0 to address the problem and Citrix has provided instructions on how to remove the buggy update and install the new one.
Folding@Home ARM64 Linux Beta Release for COVID-19 Vaccine Research
A few months ago, we reported that Rosetta@Home supported 64-bit Arm SBC's and Servers in the Fight against COVID-19. But Folding@home did not support Arm hardware just yet, but thanks to work from Neocortix, Linaro, Arm, miniNodes, and Packet.com, we now get support for Folding@home on ARM64 meaning you can help researchers studying SARS-CoV-2 virus and help them develop a COVID-19 vaccine with Raspberry Pi 3/4 boards, or other 64-bit Arm SBC's and servers.
Amazon Alexa security bug allowed access to voice history:
A flaw in Amazon's Alexa smart home devices could have allowed hackers access personal information and conversation history, cyber-security researchers say.
Attackers could install or remove apps on a device without the owner knowing, Check Point Research reports.
The hack "required just one click [by the attackee] on an Amazon link" purposely crafted by the attacker, it says.
The firm told Amazon about the flaw, which has now been fixed.
[...] Check Point said the hack required the creation of a malicious Amazon link, which would be sent to an unsuspecting user.
Once they clicked the link, the attacker could get a list of all installed Alexa "skills" - or apps - and steal a token allowing them [to] add or remove skills.
One way to use the flaw would be to remove a skill and then install a malicious one that uses the same "invocation phrase" - the series of spoken words used to trigger it. This could have been done without the user knowing.
The next time the user tried to activate that skill, it would have run the attacker's app instead.
[...] The attackers would have been able to see Alexa's voice history - a record of conversations between the user and device.
Check Point said this could create major problems, pointing to banking skills that let the user check their account balance.
[...] Amazon objected [...], however, saying that banking information - like balances - was redacted in the record of Alexa's responses, so it could not have been accessed.
[...] Amazon also said it believed the use of a secret malicious skill was less likely than Check Point's researchers implied.
Thank goodness that corporations like Amazon care very deeply about their customers security and privacy and fix these problems rather than prevent them.
Also at: Security Week and The Hill.
After 8.5 years and countless delays for "refinement" Factorio has finally released today.
Factorio is a very successful indie game. (A few months back, it hit 2 million sales.) It is a base builder. The premise is that your spaceship crash lands on an alien planet, you are left with next to nothing and from there you build a gigantic factory so that you can build a new spaceship and get off the planet. You start off gathering basic materials and researching the basics until you rise to the level of advanced materials and spaceship construction. Your factory will continue to grow as you advance and as it grows it will create pollution. The pollution will cause the local alien life to stir and eventually attack your base; so you will need to set up defenses while advancing.
It is very addictive. Probably the most addictive thing for me is that often you need to do multiple things, and must prioritize. As your base grows, you will need to expand your power production, at the same time you need to explore and find a source of oil so that you can unlock the next level of research, at the same time, aliens are attacking the other side of the base and need to be killed... then you need to rebuild... add defenses... clear alien hives that are too close... add more ammo production... add even more power... expand your resource harvesting before the current iron patch is completely mined... and so on. and so on...
I personally have played Factorio for 1500 hours over the last 4 years... Over that time it has gone through some major changes such as the addition of Nuclear Power, Massive Network games (over 100 people have played coop in a single game,) high definition graphic overhaul, and regular performance tuning. While the 1.0 release is here, the devs have promised continued bug fixes and already annouced that 1.1 will be coming.
Factorio supports Linux, Mac, and that microsoft os.
Related Links:
Factorio Home Page
Factorio Steam Page (though you can buy directly from their home page to give the devs a few cents more.)
Submitter's Steam Review (shameless self-promotion that provides no actual value.)
CNet:
By looking at Betelgeuse at UV wavelengths, researchers were able to get a better look at the star's surface and atmosphere. They discovered a mass of bright, hot material moving outward from the southern hemisphere of the star at around 200,000 miles per hour and eventually being ejected into space.
[...] Dupree and her team believe this material may have begun to cool down as it moved through space, forming a dense dust cloud that partially obscured Betelgeuse. It just so happens that Earth was in the perfect position to "see" the dust cloud front on, as if Betelgeuse shot the dust cloud directly at us. If it happened on the opposite side of Betelgeuse, we'd likely never even know.
Explosive outbursts are expected from star's[sic] at the end of their life and when they die or "go supernova," they release a shockwave that spews elements into space. The activity is critical to fill space with heavy elements like carbon, which then can become new stars elsewhere in the universe, so these stars are critical to the cosmic Circle of Life.
Betelgeuse is dying, and ejecting bright material that then cools.
Recently:
(2020-03-09) Dimming Betelgeuse Likely Isn't Cold, Just Dusty, New Study Shows
(2020-02-18) New Image Shows Betelgeuse Isn't Dimming Evenly
(2019-12-30) Waiting for Betelgeuse: What's Up With the Tempestuous Star?
200,000 years ago, humans preferred to sleep in beds:
Researchers in South Africa's Border Cave, a well-known archeological site perched on a cliff between eSwatini (Swaziland) and KwaZulu-Natal in South Africa, have found evidence that people have been using grass bedding to create comfortable areas for sleeping and working on at least 200,000 years ago.
These beds, consisting of sheaves of grass of the broad-leafed Panicoideae subfamily were placed near the back of the cave on ash layers. The layers of ash was used to protect the people against crawling insects while sleeping. Today, the bedding layers are visually ephemeral traces of silicified grass, but they can be identified using high magnification and chemical characterisation.
Remains of camphor bush was also found in the bedding, which is used in East Africa to deter insects.
Journal Reference:
Lyn Wadley, Irene Esteban, Paloma de la Peña,, et al. Fire and grass-bedding construction 200 thousand years ago at Border Cave, South Africa [$], Science (DOI: 10.1126/science.abc7239)
WTF, when will scientists learn to use fewer acronyms?:
Have you heard of DNA? It stands for Do Not Abbreviate apparently. Jokes aside, it's the most widely used acronym in scientific literature in the past 70 years, appearing more than 2.4 million times.
The short form of deoxyribonucleic acid is widely understood, but there are millions more acronyms (like WTF: water-soluble thiourea-formaldehyde) that are making science less useful and more complex for society, according to a new paper released by Australian researchers.
Queensland University of Technology (QUT) Professor Adrian Barnett and Dr. Zoe Doubleday from the University of South Australia (UniSA) have analyzed 24 million scientific article titles and 18 million abstracts between 1950 and 2019, looking for trends in acronym use.
[...] "For example, the acronym UA has 18 different meanings in medicine, and six of the 20 most widely used acronyms have multiple common meanings in health and medical literature," according to Dr. Zoe Doubleday.
Journal Reference:
Adrian Barnett, Zoe Doubleday. Meta-Research: The growth of acronyms in the scientific literature, (DOI: 10.7554/eLife.60080)
Are scientific papers meant to communicate to a lay audience, or to other scientists?
Samsung Announces "X-Cube" 3D TSV SRAM-Logic Die Stacking Technology
Yesterday, Samsung Electronics had announced a new 3D IC packaging technology called eXtended-Cube, or "X-Cube", allowing chip-stacking of SRAM dies on top of a base logic die through TSVs.
Current TSV deployments in the industry mostly come in the form of stacking memory dies on top of a memory controller die in high-bandwidth-memory (HBM) modules that are then integrated with more complex packaging technologies, such as silicon interposers, which we see in today's high-end GPUs and FPGAs, or through other complex packaging such as Intel's EMIB.
Samsung's X-Cube is quite different to these existing technologies in that it does away with intermediary interposers or silicon bridges, and directly connects a stacked chip on top of the primary logic die of a design.
Samsung has built a 7nm EUV test chip using this methodology by integrating an SRAM die on top of a logic die. The logic die is designed with TSV pillars which then connect to µ-bumps with only 30µm pitch, allowing the SRAM-die to be directly connected to the main die without intermediary mediums. The company this is the industry's first such design with an advanced process node technology.
[...] Stacking more valuable SRAM instead of DRAM on top of the logic chip would likely represent a higher value proposition and return-on-investment to chip designers, as this would allow smaller die footprints for the base logic dies, with larger SRAM cache structures being able to reside on the stacked die. Such a large SRAM die would naturally also allow for significantly more SRAM that would allow for higher performance and lower power usage for a chip.
3D SRAM is not a new idea, but this kind of stacking could become commonplace in CPUs within a few years. SRAM takes up a large amount of CPU die area, so stacking it into layers above or near cores could be beneficial.
Also at The Register and Guru3D.
Related: Intel Details Lakefield CPU SoC With 3D Packaging and Big/Small Core Configuration
AMD Plans to Stack DRAM and SRAM on Top of its Future Processors
Report: Facebook Quietly Abandoned Drilling Gear Off the Oregon Coast:
Facebook has boldly face-planted right into one of the few remaining types of fuckups it hasn't before: quietly abandoning a pile of drilling equipment under the ocean.
Per The Oregonian, Facebook subsidiary Edge Cable Holdings was in the middle of drilling to place a trans-oceanic fiber optic cable off the coast of Tierra Del Mar, Oregon when a drill bit became stuck on April 28, 2020, rupturing a pipe approximately 50 feet below the seafloor. The company moved on, but "about 1,100 feet of pipe, a drill tip, various other tools, and 6,500 gallons of drilling fluid" did not. Edge notified county officials of the accident on May 5, Department of State Lands spokeswoman Ali Hansen told the Oregonian, but declined to mention it had left large amounts of equipment on the seafloor until it told state officials on July 17.
Hansen told The Oregonian that Edge's delay in informing state officials "eliminated any potential options for recovery of the equipment," while the U.S. Army Corps of Engineers told the newspaper that Edge plans to just construct a separate pipe in 2021 without cleaning up after itself. Hansen's department has notified Edge it is violating permits by continuing to "store" its equipment onsite, the paper reported, as well as notified Facebook it had 30 days to pay damages, 180 days to remove their junk or get a new permit, and must accept any liability for the incident.
[...] Facebook disputed these accounts, saying the state had been notified earlier and adding that Edge had determined its sea trash wouldn't harm the environment.
YouTube bans videos containing hacked information that could interfere with the election:
As Democrats and Republicans prepare to hold their national conventions starting next week, YouTube on Thursday announced updates to its policies on deceptive videos and other content designed to interfere with the election.
The world's largest video platform, with more than 2 billion users a month, will ban videos containing information that was obtained through hacking and could meddle with elections or censuses. That would include material like hacked campaign emails with details about a candidate. The update follows the announcement of a similar rule that Google, which owns YouTube, unveiled earlier this month banning ads that contain hacked information. Google will start enforcing that policy Sept. 1.
YouTube also said it will take down videos that encourage people to interfere with voting and other democratic processes. For example, videos telling people to create long lines at polling places in order to stifle the vote won't be allowed.
[...] YouTube has also tried to secure its platform from foreign actors. Last week, the company said it banned almost 2,600 channels linked to China as part of investigations into "coordinated influence operations" on the site. YouTube also took down dozens of channels linked to Russia and Iran that had apparent ties to influence campaigns.
Fortnite maker sues Apple after removal of game from App Store:
Apple Inc on Thursday removed popular video game "Fortnite" from its App Store for violating the company's in-app payment guidelines, prompting developer Epic Games to file a federal lawsuit challenging the iPhone maker's rules.
Apple cited a direct payment feature rolled out on the Fortnite app earlier on Thursday as the violation.
Epic sued in U.S. court seeking no money from Apple but rather an injunction that would end many of the company's practices related to the App Store, which is the only way to distribute native software onto most iPhones.
[...] Apple takes a cut of between 15% and 30% for most app subscriptions and payments made inside apps, though there are some exceptions for companies that already have a credit card on file for iPhone customers if they also offer an in-app payment that would benefit Apple. Analysts believe games are the biggest contributor to spending inside the App Store, which is in turn the largest component of Apple's $46.3 billion-per-year services segment.
In a statement, Apple said Fortnite had been removed because Epic had launched the payment feature with the "express intent of violating the App Store guidelines" after having had apps in the store for a decade.
"The fact that their (Epic) business interests now lead them to push for a special arrangement does not change the fact that these guidelines create a level playing field for all developers and make the store safe for all users," Apple said in a statement.
[...] Epic's lawsuit, however, argues that app distribution and in-app payments for Apple devices constitute their own distinct market for anti-competition purposes because Apple users rarely leave its "sticky" ecosystem, according to Epic's filing.
[...] Google also removed "Fortnite" from its Play Store.
"However, we welcome the opportunity to continue our discussions with Epic and bring Fortnite back to Google Play," Google spokesman Dan Jackson said in a statement. Jackson said Epic had violated a rule requiring developers to use Google's in-app billing system for products within video games.
Recently:
(2020-07-22) Microsoft Tells Congress That iOS App Store is Anticompetitive
(2020-06-24) Apple Gives Thumbs Up to Hey Email App After Update Rejection
(2020-06-17) EU Launches Two Antitrust Investigations Into Apple Business Practices
(2020-03-07) Apple's New App Store Policies Fight Spam and Abuse but Also Allow Ads in Notifications