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What's seven times nine? Quick, you've got six seconds to answer. This June, over 600,000 children in England in year four, ...
Kathy Hochul asks Marjorie Taylor Greene if being a Democrat Is 'illegal' ‘Ghost’ students are hijacking millions from colleges—and locking real human students out of classes ...
Abstract: The authors show a passive all-optical method for pulse-rate multiplication. It is based on the fractional temporal Talbot effect along with nonlinear field-to-intensity conversion, using ...