How ancient Scottish rocks throw ‘snowball Earth’ theory up in the air

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We're all familiar with the high-pitched squeak of basketball shoes on the court during games, or tires squealing on pavement. Scientists conducted several experiments and discovered that the geometry of the sneakers' tread patterns determines the squeak's frequency, enabling the team to make rubber blocks set to specific frequencies and slide them across glass surfaces to play Star Wars' "Imperial March."

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Football Association news: Kevin Thelwell has been appointed the FA’s Elite Coach Developer, tasked with supporting the progression of elite homegrown coaches.