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News
Sodium-ion batteries near a key EV milestone, and they may already undercut lithium on price
11+ hour ago (511+ words) Two trends are converging for sodium-ion batteries: their energy density is climbing toward levels long associated with lithium packs, while pricing may again be shifting in sodium's favor. A review from researchers at the University of South Africa, Ethiopia's Bahir…...
Google Is Telling People Flock Cameras Are Full Of Gold
1+ week, 3+ day ago (246+ words) Google's Gemini AI Overviews feature has been telling users that Flock Safety's surveillance cameras are packed with valuable gold and copper, a claim that appears to have originated from fabricated reports circulating online. It isn't true. The cameras do contain…...
How a made-up story about a Flock camera ended up in Google’s AI answers
2+ week, 19+ hour ago (1183+ words) A rumor claiming Flock Safety surveillance cameras were packed with valuable metals should have sounded impossible. Instead, it briefly appeared in Google's AI-generated search summaries with specific numbers that made the claim look like a technical fact. According to reports…...
Did Scientists Just Solve The Biggest Mystery Holding Back Solid-State Batteries
1+ mon, 2+ day ago (835+ words) Explore the latest in AI technology with expert reviews, news and insights on AI technology, machine learning, AI tools and more. Explore the latest in audio technology with expert reviews, news and insights on headphones, speakers, sound systems and more....
Penn State turns plastic bottles into battery graphite that outperforms natural samples
1+ mon, 2+ week ago (427+ words) A used plastic bottle might have another life beyond the recycling bin. Researchers at Penn State say discarded plastic of that kind could eventually contribute to batteries used in EVs, phones, and renewable energy storage. Penn State researchers developed a…...
South Korean researchers turn wet coffee grounds into coal-like fuel in 90 seconds
1+ mon, 3+ week ago (396+ words) Despite coffee's popularity, the used grounds left after brewing are typically treated as waste. Now, researchers in South Korea say those waterlogged leftovers can be quickly converted into a coal-like fuel, avoiding the costly drying step that has made recycling…...
Methane rocket fuel is easier to handle and convenient but, as Blue Origin saw, it can be very explosive
2+ mon, 2+ week ago (399+ words) A physical chemist outlines the promises and risks associated with methane fuel and describes why SpaceX and Blue Origin use it in their superheavy rockets....
Scientists Used Toy Robot Parts To Build A $5 Fake Drug Detector
3+ mon, 1+ week ago (464+ words) Yahoo Tech Counterfeit medications are a growing issue worldwide that has deadly consequences. In the U.S., illegal online pharmacies sell cheap, unprescribed medications sometimes laced with fentanyl. The situation is even more dire internationally. The World Health Organization estimates 10% of medical…...
What’s holding back lithium-ion batteries? Scientists reveal thorn-like lithium spikes
5+ mon, 1+ week ago (569+ words) Scientists have directly observed how tiny metal structures called lithium dendrites grow inside lithium-ion batteries, revealing why they can damage batteries and cause dangerous short circuits. The needle-like formations develop on the anode, the negative terminal of a battery. If…...
Scientists achieve breakthrough after microwaving ultra-tough fabric — here's how it could reshape the $3 billion industry
5+ mon, 2+ week ago (354+ words) Scientists from the Netherlands have developed a microwave-assisted chemical process that could unlock efficient, eco-friendly recycling for clothing made from Twaron and Kevlar — extremely tough materials that are difficult to recycle. As SciTechDaily relayed, both Kevlar and Twaron are types…...