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Could Contact-Tracing Apps Help With the Hantavirus? Not Really

WIRED

Could Contact-Tracing Apps Help With the Hantavirus? Contact-tracing apps were widely deployed during the Covid pandemic. After three people died on a cruise ship struck by a hantavirus, authorities are actively tracking down 29 people who had left the ship. They're trying to trace the spread of the virus. It's a long, arduous, global process to find and notify people who might be at risk of infection.


How Handheld Translators Work and Why They're Handy for Travel

WIRED

Your cell phone can handle basic language translation, but bespoke tools can offer a much more immersive experience. Hans Christian Andersen once said, "To travel is to live," and while that's a romantic notion, he probably wasn't careening through Gyeongju, South Korea, at midnight in the back of a taxi with a driver who didn't speak a lick of English. Today's world traveler has it awfully easy when it comes to understanding the local lingo, as even a basic modern cell phone app can offer a pretty good translation of common phrases delivered in everything from Abkhaz to Zulu. Type or speak a sentence or two into the app, tap a button, and out it returns in the language of your choice. Tap another button, and your phone can even speak those sentences aloud.


Lidl shoppers say they'll miss monthly freebies. Can bonus points win them over?

BBC News

Lidl shoppers say they'll miss monthly freebies. Can bonus points win them over? For 10 years, Lizi Hall has been doing most of her shopping at Lidl - and she's learned how to get the best value from its rewards scheme. We've got it down to a bit of an art, Lizi says. The loyalty system for me really did work.


Mayflies have crazy, acrobatic sex

Popular Science

Researchers froze mayfly couples in the middle of mating--for science. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The female is on top, the male below. Breakthroughs, discoveries, and DIY tips sent six days a week. Researchers studying copulation in mayflies pulled off a stunt worthy of the naughtiest ancient Greek myths.


Hackable Robot Lawn Mower Unlocks a New Nightmare

WIRED

Plus: Meta officially kills encrypted Instagram DMs, the Trump administration targets "violent left wing extremists," leaked documents reveal Russia's school for elite hackers, and more. Cramming for finals is bad enough without the platform you use to do your schoolwork suddenly shutting down. Unfortunately for countless students across the US, that's exactly what they faced on Thursday after Canvas went into "maintenance mode" following a ransomware attack on education tech firm Instructure. Hackers using the name ShinyHunters claimed responsibility for the breach, and experts say the chaos they caused shows how far these actors will go to extort their victims. Did you know that Google Chrome includes an automatic download of the Gemini Nano AI model?


The first playgrounds were for adults, not kids

Popular Science

Early playgrounds were more about fitness than fun--and children didn't enter the equation for decades. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Playgrounds have never been just fun and games. Breakthroughs, discoveries, and DIY tips sent six days a week. You can learn a lot about a society from the way they raise children.


We Asked Coffee Pros to Blind Test Coffee Machines. The Results Were Surprising

WIRED

We Asked Coffee Pros to Blind Test Coffee Machines. For our latest WIRED Blind Test, we sat coffee industry professionals down to rank leading do-it-all coffee machines--and the winner wasn't what anyone expected. What do you love about coffee? Is it the caffeine boost in the morning, the creamy sweetness of a cappuccino or latte, the bucket of filter coffee you can sip on all day, or the quick kick of a good espresso? Or is it the zen-like ritual of it all, the measuring of beans and the precision of the perfect extraction? Good thing it's much better for you than science previously realized.


TikTok scales back AI-generated video descriptions after absurd errors

BBC News

TikTok has rowed back on an AI feature which incorrectly summarised some videos on the platform, including claiming a celebrity was fruit. The company's'AI overviews' recently began appearing beneath content on the platform to describe what a video was showing, or provide more context. While only rolled out to some users in the US and the Philippines, the feature's incorrect and bizarre AI-generated summaries of TikTok content - seen beneath videos of celebrities like platform star Charli D'Amelio - have been shared widely. According to TikTok, its experimental summaries have been tweaked to only suggest products similar to those shown in videos. The changes were first reported by news outlet Business Insider .


Horseshoe Forests for High-Dimensional Causal Survival Analysis

arXiv.org Machine Learning

We develop a Bayesian tree ensemble model to estimate heterogeneous treatment effects in censored survival data with high-dimensional covariates. Instead of imposing sparsity through the tree structure, we place a horseshoe prior directly on the step heights to achieve adaptive global-local shrinkage. This strategy allows flexible regularisation and reduces noise. We develop a reversible jump Gibbs sampler to accommodate the non-conjugate horseshoe prior within the tree ensemble framework. We show through extensive simulations that the method accurately estimates treatment effects in high-dimensional covariate spaces, at various sparsity levels, and under non-linear treatment effect functions. We further illustrate the practical utility of the proposed approach by a re-analysis of pancreatic ductal adenocarcinoma (PDAC) survival data from The Cancer Genome Atlas.


Position: agentic AI orchestration should be Bayes-consistent

arXiv.org Machine Learning

LLMs excel at predictive tasks and complex reasoning tasks, but many high-value deployments rely on decisions under uncertainty, for example, which tool to call, which expert to consult, or how many resources to invest. While the usefulness and feasibility of Bayesian approaches remain unclear for LLM inference, this position paper argues that the control layer of an agentic AI system (that orchestrates LLMs and tools) is a clear case where Bayesian principles should shine. Bayesian decision theory provides a framework for agentic systems that can help to maintain beliefs over task-relevant latent quantities, to update these beliefs from observed agentic and human-AI interactions, and to choose actions. Making LLMs themselves explicitly Bayesian belief-updating engines remains computationally intensive and conceptually nontrivial as a general modeling target. In contrast, this paper argues that coherent decision-making requires Bayesian principles at the orchestration level of the agentic system, not necessarily the LLM agent parameters. This paper articulates practical properties for Bayesian control that fit modern agentic AI systems and human-AI collaboration, and provides concrete examples and design patterns to illustrate how calibrated beliefs and utility-aware policies can improve agentic AI orchestration.