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U.S. Supreme Court rules EPA doesn’t have authority to set emissions reduction targets

The U.S. Supreme Court’s landmark ruling on the ability of environmental regulators to limit greenhouse gas emissions from power plants is a blow to the Biden administration’s efforts to fight climate change. In a majority opinion written by Chief Justice John Roberts, the justices ruled that the Environmental Protection Agency (EPA), when it was created

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Disinformation on TikTok

Disinformation is prevalent on all major social media platforms, but TikTok’s audio feature can make the spread of misinformation especially persistent . The London-based Institute for Strategic Dialogue, which studies online disinformation and extremism, noted in a 2021 blog post that short misinformation, edited and saved as what TikTok calls “voices,” operates in a “viral-like

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Scientists identify brain signaling pathway that controls food intake

Eating disorders, especially obesity, are one of the most common causes of various diseases in industrialized societies around the world, especially cardiovascular diseases with permanent disability or fatal consequences, such as heart attack, diabetes or stroke. The Robert Koch Institute reported in 2021 that 67% of men and 53% of women in Germany are overweight.

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Samsung mass-produces 3nm chips

Samsung Electronics started mass production of 3nm chips. Samsung said on Thursday that it has started mass production of 3-nanometer chips on its assembly lines. The chip is the first to use gate-all-around (GAAFET) technology. Samsung said that in the initial production phase, the 3-nanometer process enabled the new chip to increase performance by 23%,

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Brazil Considering Mandatory Use of USB-C Chargers

Brazil plans to introduce similar regulations after the European Union passed a law requiring the use of USB-C chargers for electronic devices, including smartphones, to reduce e-waste. Brazil’s telecommunications regulator, the National Telecommunications Regulatory Agency (Anatel), has published a proposal for public comment, with a deadline of August 26. The National Telecommunications Regulatory Authority, undoubtedly

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Rock samples collected by Curiosity rover found to contain key ingredients for life

The Curiosity rover drilled samples from Gale Crater, where an ancient lake on Mars is located. Using these samples, scientists were able to measure the total amount of organic carbon in Martian rocks for the first time, NASA said in a statement . Organic carbon is carbon bonded to hydrogen atoms and is a prerequisite

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Octopus has the same ‘jumping gene’ as the human brain

As extraordinary creatures with extremely complex brains and cognitive abilities, octopuses are unique among invertebrates. So much so that it is more like a vertebrate than an invertebrate in some ways. As Remo Sanges from Scuola Internazionale Superiore di Studi Avanzati (SISSA), Port of Trieste, and Graziano Fiorito from Stazione Zoologica Anton Dohrn, Naples, recently

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Fossils at Cradle of Humanity site may be millions of years older than previously thought

The cradle of humankind in Gauteng, South Africa, is a UNESCO World Heritage Site, where a large number of early human fossils have been found. Now a dating method developed by geologists at Purdue University has pushed the age of some of the fossils found at the Teckfontein site forward by more than a million

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Vim 9.0 released

The Vim text editor has released version v9.0 . The main change is the addition of the Vim9 Script language for customization. One of the main goals of Vim9 Script is to significantly improve performance, by compiling commands into efficiently executable instructions to achieve leaps in speed, which are expected to be 10 to 100

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