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X-ray emissions from black hole jets vary unexpectedly, challenging leading model of particle acceleration

Researchers discovered only relatively recently that black hole jets emit X-rays, and how the jets accelerate particles to this high-energy state is still a mystery. Surprising new findings in Nature Astronomy appear to rule out one leading theory, o.....»»

Category: topSource:  physorgMay 29th, 2023

Investigating coal emissions reductions and mortality in China

In 2012, China was the largest consumer of coal in the world. In 2013, the State Council of China issued the "China National Action Plan on Air Pollution Prevention and Control," aiming to reduce emissions from coal combustion. The plan included reno.....»»

Category: topSource:  informationweekRelated NewsMay 1st, 2024

AI video throwdown: OpenAI’s Sora vs. Runway and Pika

Workers in animation, advertising, and real estate test rival AI systems. Enlarge (credit: FT) OpenAI has been showcasing Sora, its artificial intelligence video-generation model, to media industry executives in recent w.....»»

Category: topSource:  arstechnicaRelated NewsMay 1st, 2024

Tire toxicity faces fresh scrutiny after salmon die-offs

For decades, concerns about automobile pollution have focused on what comes out of the tailpipe. Now, researchers and regulators say, we need to pay more attention to toxic emissions from tires as vehicles roll down the road......»»

Category: topSource:  physorgRelated NewsMay 1st, 2024

Hisense’s achingly bright U9N ULED TV is a UX for the masses

Hisense is doubling down on ultrabright TVs with its U9N, a 5,000-nit peak brightness model that comes in 75- and 85-inch sizes......»»

Category: topSource:  digitaltrendsRelated NewsApr 30th, 2024

Mysterious “gpt2-chatbot” AI model appears suddenly, confuses experts

Mystery LLM highlights transparency issues in AI testing. Enlarge (credit: Getty Images) On Sunday, word began to spread on social media about a new mystery chatbot named "gpt2-chatbot" that appeared in the LMSYS Chatbot.....»»

Category: topSource:  arstechnicaRelated NewsApr 30th, 2024

Habitats much more vulnerable for nitrogen deposition than previously thought

Nitrogen deposition is one of the four main pressures on nature in Europe. Many of the Natura 2000 sites suffer from an excessive input of ammonium and nitrate from farming, industry, traffic and households, leading to the disappearance of many plant.....»»

Category: topSource:  physorgRelated NewsApr 30th, 2024

Study: Racial bias is no "false alarm" in policing

Black drivers are more frequently searched during traffic stops without finding contraband than white drivers, according to a University of Michigan study......»»

Category: topSource:  physorgRelated NewsApr 30th, 2024

An AI model to reduce uncertainty in evapotranspiration prediction

When scientists look at the Earth's available water for ecosystem services, they don't just look at precipitation. They must also account for water moving from the ground to the atmosphere, a process known as evapotranspiration (ET)......»»

Category: topSource:  physorgRelated NewsApr 30th, 2024

Big data reveals true climate impact of worldwide air travel

For the first time ever, researchers have harnessed the power of big data to calculate the per-country greenhouse gas emissions from aviation for 197 countries covered by an international treaty on climate change......»»

Category: topSource:  physorgRelated NewsApr 30th, 2024

Low-intensity grazing is locally better for biodiversity but challenging for land users, study shows

A team of researchers led by the German Centre for Integrative Biodiversity Research (iDiv), Leipzig University (UL), and the Helmholtz Centre for Environmental Research (UFZ) has investigated the motivation and potential incentives for and challenge.....»»

Category: topSource:  physorgRelated NewsApr 30th, 2024

Best iPhone 14 Pro Max wireless chargers to buy in 2024

Charge your iPhone 14 Pro Max wirelessly with these best wireless chargers. The post Best iPhone 14 Pro Max wireless chargers to buy in 2024 appeared first on Phandroid. The iPhone 14 Pro Max is an iPhone model that offers all the high-end.....»»

Category: asiaSource:  phandroidRelated NewsApr 30th, 2024

Synopsys Polaris Assist automates repetitive, time-consuming tasks for security and development teams

Synopsys introduced Polaris Assist, an AI-powered application security assistant on the Synopsys Polaris Software Integrity Platform. Polaris Assist combines Large Language Model (LLM) technology with decades of Synopsys’ application security knowl.....»»

Category: securitySource:  netsecurityRelated NewsApr 30th, 2024

Beats Solo 4 headphones review: Great audio quality and features

The new Beats Solo 4 announced on Tuesday is probably the best choice for people wanting near-premium headphones in the Apple ecosystem without dealing with nosebleed prices.Blue Beats Solo 4 headphones on a wooden desk with a black case and reflecti.....»»

Category: appleSource:  appleinsiderRelated NewsApr 30th, 2024

VW Group"s Q1 profit drops 20% on lower volumes, higher costs

The automaker's Porsche brand reported a 14.8 percent operating margin decline on higher model revamp investments and lower demand for premium cars in China......»»

Category: topSource:  autonewsRelated NewsApr 30th, 2024

Mercedes to stay firm on pricing following Q1 profit drop

Mercedes said model transitions in the top-end segment and supply chain-related costs caused its return on sales to fall to 9.6 percent from 14.9 percent a year earlier, with vehicle sales down 8 percent at 462,978......»»

Category: topSource:  autonewsRelated NewsApr 30th, 2024

Abrupt permafrost thaw found to intensify warming effects on soil CO₂ emission

According to a recent study published in Nature Geoscience, scientists have found that soil carbon dioxide (CO2) emissions are more sensitive to climate warming in permafrost-collapsed areas than in non-collapsed areas......»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024

The Nothing Phone 2(a) is now Available in Blue

Color of the year? The post The Nothing Phone 2(a) is now Available in Blue appeared first on Phandroid. Following the launch of a new “Nordic” Blue OnePlus Watch 2 variant and a leaked blue Pixel 8a model, it looks like Nothin.....»»

Category: asiaSource:  phandroidRelated NewsApr 30th, 2024

Yea, no battery upgrades for the Samsung Galaxy S25 Ultra

It looks like Samsung isn’t expected to improve the battery situation for the upcoming Galaxy S25 Ultra model for 2025. The post Yea, no battery upgrades for the Samsung Galaxy S25 Ultra appeared first on Phandroid. The Samsung Galaxy S2.....»»

Category: asiaSource:  phandroidRelated NewsApr 30th, 2024

iPad at war: How the iPad is crucial to the Ukraine war effort

The iPad is being used for an unusual purpose in the Ukraine-Russia conflict — they're helping the Ukraine Air Force use modern weapons on older fighter jets.An iPad in a jet [X/OSINTtechnical]One of the problems of using older vehicles in war is t.....»»

Category: appleSource:  appleinsiderRelated NewsApr 30th, 2024

Too many vehicles, slow reactions and reckless merging: New math model explains how traffic and bacteria move

What do the flow of cars on a highway and the movement of bacteria towards a food source have in common? In both cases, annoying traffic jams can form. Especially for cars, we might want to understand how to avoid them, but perhaps we've never though.....»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024