Abstract:: To assess the role of brain hemodynamics in neurodegenerative diseases, current imaging technologies remain insufficient due to limitations in spatial or temporal resolution for ...

On Friday, the Supreme Leader of Iran, Ayatollah Ali Khamenei, threatened to continue cracking down on protesters who have risen up against his regime, calling them “vandals” working for the Americans ...

AI, including AI Overviews on Google Search, can hallucinate and often make up stuff or offer contradicting answers when asked in two different ways. A new job listing suggests that Google is hiring ...

PPC didn’t stand still in 2025. It adjusted. These articles resonated because they answered the real questions advertisers are asking: how to stay competitive, cut wasted spend, work with automation ...

AI Mode and AI Overviews cited the same URLs only 13.7% of the time. Responses averaged 86% semantic similarity despite low word overlap. AI Mode responses were longer and included more entities and ...

Penn State fans are getting restless. They want a savior. How about Dan Mullen? Yes, seriously. Dan Mullen had one bad season at Florida. That doesn't mean he's a bad coach. He's not. Dan Mullen's ...

Analysis of 18,377 query pairs shows retrieval-based AI systems like Perplexity achieve 43% domain overlap with Google, while reasoning models like ChatGPT cite only 21% of the same sources Search ...

Firefox Embraces AI Search, Promises Different Approach From Rivals The AI Window feature will serve 'as a trusted companion, enhancing your browsing experience and guiding you outward to the broader ...

Your Gmail, Drive, and Chat can serve as info sources for Gemini’s AI-generated reports. Your Gmail, Drive, and Chat can serve as info sources for Gemini’s AI-generated reports. is a NYC-based AI ...

FAYETTEVILLE, Ark. —Another game, another loss for the Arkansas Razorbacks under interim coach Bobby Petrino, suffering its sixth straight loss. For a team known very well for its high octane offense ...

Matthew Yglesias is a columnist for Bloomberg Opinion. A co-founder of and former columnist for Vox, he writes the Slow Boring blog and newsletter. He is author of “One Billion Americans.” During the ...

AppLovin Corp. said it has shut down a product linked to user and short-seller allegations that apps were being downloaded to mobile phones without consent. “The Array product was a test product and ...