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las

How Foot Arch Stiffness Shapes Our Steps

December 14, 2024

Ever wondered how your foot's arch affects the way you walk? Scientists explored this by looking at what happens when the plantar fascia, a tough tissue in the foot, gets stiffer or softer. They created a virtual foot model based on real foot data and observed changes in stress, angles, and arch hei

science

Trees and Math in Quantum Physics

December 14, 2024

You know how sometimes you need to fix a problem by breaking it down into smaller steps? That's what physicists do with something called Epstein-Glaser renormalization. A special kind of math called a Hopf algebra helps with this. It uses 'trees' to represent the steps. These trees are like maps tha

business

Health System: A CEO’s Call for Change After a Tragedy

December 14, 2024

In a New York Times op-ed, UnitedHealth Group's CEO, Andrew Witty, acknowledged problems in the health care system following the murder of CEO Brian Thompson. Witty condemned the online vitriol directed at the industry after the Dec. 4 shooting in Midtown Manhattan. The alleged shooter, 26-year-old

technology

Multimodal AI leaps forward with Google's real-time Gemini 2. 0 Flash

December 14, 2024

Google has just dropped Gemini 2. 0 Flash, a game-changer in the world of AI. This new tool lets you chat live with your phone or computer's camera, video, or audio. It's part of a bigger trend called multimodal AI, where computers understand and interact with the world using multiple senses. This

business

Steel Deal Sparks Environmental Concerns in Indiana

December 14, 2024

A potential deal between U. S. Steel and Nippon Steel has got some Indiana residents worried. While Gary Mayor Eddie Melton thinks the sale could be good for the local economy, some environmental groups aren't so sure. They're worried that Nippon Steel might keep using aging blast furnaces, which ar

science

Discovering New Sea Bacteria: What's in a Name?

December 13, 2024

Scientists found four bacteria from China's coastal sediments and named them all members of the Albidovulum clan. They're like cousins, sharing similar traits and DNA. Previously, one of them was known as Defluviimonas, but the scientists felt like they fit better in the Albidovulum family. They fou

environment

Plastic Pollution's Secret Impact on Daphnia and Their Microbiomes

December 13, 2024

Microplastics, tiny plastic bits under five millimetres, are causing big trouble in our waterways. These little pieces are gathering in urban freshwater ponds, affecting creatures like Daphnia, which are vital for these ecosystems. Scientists looked at how microplastics affect Daphnia's health and t

technology

Google's New Android XR: A New Era for VR and AR Devices

December 12, 2024

Google is expanding its Android operating system to support extended reality (XR) devices like VR headsets and AR smart glasses. This new platform, called Android XR, is designed from the ground up to support XR experiences. Google believes that recent advancements in AI make this the perfect time t

business

Alaska Airlines’ International Cargo Expansion: A New Profit Frontier

December 12, 2024

Alaska Airlines has set its sights on the international cargo market, announcing plans to redeploy Hawaiian Airlines' widebody jets for nonstop routes from Seattle to Asia and Anchorage, Alaska. This strategic move, following the recent merger with Hawaiian Airlines, aims to boost the company's carg

health

Gold and Silver Nanoparticles Boost COVID-19 Detection

December 12, 2024

The COVID-19 pandemic has led to a global search for effective ways to detect the virus, SARS-CoV-2, beyond vaccines and therapies. One promising method is surface-enhanced Raman scattering (SERS), which boosts the signals of molecular probes using special nanomaterials. Gold and silver nanoparticle