The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

Russia’s Security Council Secretary noted that such tests are being conducted because all this requires constant attention and continuous improvement ...

We've been studying them for millennia, so how far have we come?

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It took a series of aviation disasters for safety experts to realize the critical role of working memory when pilots and technicians juggle competing tasks. In some cases, technicians made apparently ...

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When it comes to reading, the nation's third- through eighth-graders are still mired in a pandemic-era slump, according to new testing data. In math, the news is only a little more heartening: Student ...

Chongqing Key Laboratory of Green Catalysis Materials and Technology, College of Chemistry, Chongqing Normal University, Chongqing 401331, P. R. China ...

If there's another planet in the system even somewhat nearby, its weak-but-persistent gravitational influence will pull the inner world into a highly elliptical orbit. Once there, it will stretch and ...

Sign up for Chalkbeat Philadelphia’s free newsletter to keep up with news on the city’s public school system. Philadelphia students’ math scores have improved ...

Abstract: This paper proposes a novel SIMO CPT system with capacitor matrix, which can achieve constant voltage (CV) output and zero phase angle (ZPA) against load variation and pickups moving in/out.