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Revealing the superconducting limit of twisted bilayer graphene

Graphene is a simple material containing only a single layer of carbon atoms, but when two sheets of it are stacked together and offset at a slight angle, this twisted bilayer material produces numerous intriguing effects, notably superconductivity......»»

Category: topSource:  physorg10 hr. 29 min. ago

Researchers spot black hole feeding at 40x its theoretical limit

Similar feeding events could explain the rapid growth of supermassive black holes. How did supermassive black holes end up at the center of every galaxy? A while back, it wasn't t.....»»

Category: topSource:  arstechnicaRelated News7 hr. 1 min. ago

Revealing the superconducting limit of twisted bilayer graphene

Graphene is a simple material containing only a single layer of carbon atoms, but when two sheets of it are stacked together and offset at a slight angle, this twisted bilayer material produces numerous intriguing effects, notably superconductivity......»»

Category: topSource:  physorgRelated News10 hr. 29 min. ago

Nations gather for crunch climate talks in shadow of US vote

World leaders kick off UN climate talks next week, days after a knife edge US election that could send shockwaves through global efforts to limit dangerous warming......»»

Category: topSource:  physorgRelated News16 hr. 22 min. ago

Air monitor records pollution level in Lahore 40 times above WHO limit

Air pollution in Pakistan's second biggest city Lahore soared on Saturday, around 40 times over the level deemed acceptable by the World Health Organization (WHO), data from IQAir showed......»»

Category: topSource:  physorgRelated NewsNov 3rd, 2024

Air monitor records pollution level in Lahore 80 times above WHO limit

Air pollution in Pakistan's second biggest city Lahore soared on Saturday more than 80 times over the level deemed acceptable by the World Health Organization (WHO), with an official calling it record high......»»

Category: topSource:  physorgRelated NewsNov 2nd, 2024

AMD CEO teases RDNA 4 as its gaming revenue drops by 69%

AMD CEO Dr. Lisa Su just put an end to all speculation about the release date of AMD's upcoming graphics cards, also revealing more about their performance......»»

Category: topSource:  digitaltrendsRelated NewsOct 30th, 2024

What to expect from Apple"s Q4 2024 earnings on October 31

Apple will be revealing the details of its fourth-quarter and full-year earnings for 2024 with its financial results release and conference call on October 31. Here's what to expect from Apple, as well as the expectations of analysts watching the com.....»»

Category: appleSource:  appleinsiderRelated NewsOct 29th, 2024

Redesigned Mac mini and M4 Pro leaks: up to 14-core CPU, 20-core GPU, 64GB RAM, front-facing ports like Mac Studio

We already know Apple is revealing the start of its M4 Mac line this week. The M4 iMac was the first M4 Mac announced, and M4 versions of the MacBook Pro are also expected this week alongside a redesigned Mac mini. However, we won’t have to wait fo.....»»

Category: gadgetSource:  9to5macRelated NewsOct 29th, 2024

Have we found all the major Maya cities? Not even close, new research suggests

Archaeologists have analyzed lidar data from a completely unstudied corner of the Maya world in Campeche, Mexico, revealing 6,674 undiscovered Maya structures, including pyramids like those at the famous sites of Chichén Itzá or Tikal......»»

Category: topSource:  pcmagRelated NewsOct 28th, 2024

Graphene-enhanced ceramic tiles make striking art

Adding a bit of graphene oxide to slurry and zapping with ultrasound for 10 minutes yields best tiles. In recent years, materials scientists experimenting with ceramics have start.....»»

Category: topSource:  arstechnicaRelated NewsOct 28th, 2024

Graphene oxide and chitosan sponge found to be ten times more efficient at removing gold from e-waste

A team of chemists and materials scientists at the National University of Singapore, working with colleagues from Manchester University, in the U.K., and Guangdong University of Technology, in China, has developed a type of sponge made of graphene ox.....»»

Category: topSource:  physorgRelated NewsOct 26th, 2024

With four more years like 2023, carbon emissions will blow past 1.5° limit

With each passing year, it gets harder to reach net zero quickly enough. On Thursday, the United Nations' Environmental Programme (UNEP) released a report on what it terms the "em.....»»

Category: topSource:  arstechnicaRelated NewsOct 24th, 2024

Is "U-shaped happiness" universal? Not for rural subsistence populations, say researchers

A theory that's been around for more than a decade describes a person's subjective well-being—"happiness"—as having a U-shape throughout the course of one's life. If plotted on a graph, the shape would be concave, revealing high happiness levels.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2024

Graphene-based memristors move a step closer to benefiting next-generation computing

Researchers from Queen Mary University of London and Paragraf Limited have demonstrated a significant step forward in the development of graphene-based memristors and unlocking their potential for use in future computing systems and artificial intell.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2024

Risk of cardiovascular disease linked to long-term exposure to arsenic in community water supplies

Long term exposure to arsenic in water may increase cardiovascular disease and especially heart disease risk even at exposure levels below the federal regulatory limit (10µg/L) according to a study at Columbia University Mailman School of Public Hea.....»»

Category: topSource:  physorgRelated NewsOct 23rd, 2024

iOS 18.1 includes bug fixes for iPhone 16, car key, and more

Apple today released final beta of iOS 18.1 to developers and public beta testers. This gives us our first look at the full release notes of the update, revealing that iOS 18.1 includes several notable bug fixes for iPhone users. more….....»»

Category: gadgetSource:  9to5macRelated NewsOct 22nd, 2024

First benchmarks show massive leap in iPad mini performance

The initial benchmarks of the seventh-gen iPad mini have surfaced, with records revealing about a 30% increase in performance over its predecessor.iPad miniWhile Apple makes its own performance comparisons against previous generations in its product.....»»

Category: appleSource:  appleinsiderRelated NewsOct 22nd, 2024

How the new AirPods Pro hearing features were developed

Apple has let cameras in to its usually secret audio testing facility, revealing a spherical 50-speaker array that was used in creating the hearing test in AirPods Pro 2.AirPods Pro 2Early reviewers of the hearing test in the AirPods Pro 2 have unani.....»»

Category: appleSource:  appleinsiderRelated NewsOct 22nd, 2024

Revealing study sheds light on feeling of collective loss and "Britishness" after Queen"s death

Research on the public mourning after the Queen's death offers new insights on how groups or crowds of people with a shared identity—in this case "Britishness"—navigate periods of change and uncertainty......»»

Category: topSource:  physorgRelated NewsOct 22nd, 2024

UK Considers New Smartphone Bans for Children

A proposed law would tighten up phone bans in schools and limit how tech companies use children’s data, but experts are unconvinced these measures would make kids safer or healthier......»»

Category: gadgetSource:  wiredRelated NewsOct 22nd, 2024