Science X Newsletter Fri, Dec 22

Dear manoj dole,

Here is your customized Science X Newsletter for December 22, 2023:

Technology news

	A strategy to reduce the rapid capacity deterioration of Ni-rich cathodes Over the past decades, engineers and materials scientists have been working hard to develop battery technologies that exhibit increasingly better performances. Their efforts are aimed at supporting the needs of the electronics industry, increasing the battery life of countless rechargeable devices, electric vehicles, and robotic systems.
	Scientists develop 'flying dragon' robot to fight fires from a distance Imagine a flying dragon that doesn't spout fire, but instead extinguishes it with blasts of water. Thanks to a team of Japanese researchers, this new kind of beast may soon be recruited to firefighter teams around the world, to help put out fires that are too dangerous for their human teammates to approach.
	Case study of cryptocurrency suggests many do not trust its transparency and privacy A trio of economists and financial analysts, two from Yale University and the other the University of Chicago, has conducted a case study of a nationwide cryptocurrency experiment to better understand why such a monetary system might or might not work as intended. In their paper published in the journal Science, Fernando Alvarez, David Argente and Diana Van Patten, describe their analyses of an attempt by the government in El Salvador to make cryptocurrency a popular choice for the people of that country and what they found by doing so.
	Breakthrough technology amplifies terahertz waves for 6G communication A team of researchers, led by Professor Hyong-Ryeol Park from the Department of Physics at UNIST has introduced a technology capable of amplifying terahertz (THz) electromagnetic waves by over 30,000 times. This breakthrough, combined with artificial intelligence (AI) based on physical models, is set to revolutionize the commercialization of 6G communication frequencies.
	New material allows for better hydrogen-based batteries and fuel cells Researchers led by Genki Kobayashi at the RIKEN Cluster for Pioneering Research in Japan have developed a solid electrolyte for transporting hydride ions (H−) at room temperature.
	Chatty robot helps seniors fight loneliness through AI companionship Joyce Loaiza lives alone, but when she returns to her apartment at a Florida senior community, the retired office worker often has a chat with a friendly female voice that asks about her day.
	China's BYD to build its first European electric vehicle factory in Hungary One of the world's largest electrical vehicle manufacturers, China's BYD, will open its first European EV production factory in Hungary, the country's foreign minister said Friday, the latest step in the Central European nation's efforts to become a global hub for EV manufacturing.
	Britain likely to generate more electricity from wind, solar and hydro than fossil fuels for the first year ever in 2023 There are many milestones to pass in the transition from a high to low-carbon sustainable energy system. There is the first hour without coal, or oil, or gas generation (or all of them together) and the point when the last coal, oil or gas power plant (or all of them together) are finally retired.
	Etsy targeted by child trafficking conspiracy theories Conspiracy theorists who believe in a secret cabal of child sex traffickers have set their sights on yet another online retailer: Etsy, a website best known for selling handmade items.
	China drafts new rules proposing restrictions on online gaming China released draft guidelines Friday aimed at curbing excessive spending on online gaming in the latest move by the ruling Communist Party to keep control of the virtual economy.
	Tesla moves forward with a plan to build an energy-storage battery factory in China American electric automaker Tesla's plans to produce energy-storage batteries in China moved forward on Friday with a signing ceremony for the land acquisition for a new factory in Shanghai, China's state media said.
	Italy fines Meta for hosting gambling advertising Italy's communications authority said Friday it had fined Facebook's parent company Meta 5.85 million euros ($6.4 million) for carrying gambling advertising.

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