Discovering a machine that could somehow produce thrust without releasing propellant would be a game-changer for human space travel. There’s just one problem—such a device would defy the laws of ...

Abstract: Due to the limitations of physical imaging, acquiring high-resolution hyperspectral images (HR-HSIs) has always been a significant challenge. Single hyperspectral image super-resolution ...

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Although the car's body is showing its age, the interior - seats, dashboard, door cards, headlining, carpet - is like new. Dave says it's the one the car left the factory with. His enthusiasm for his ...