Oct. 12, 2026 Europe's Sentinel-3C satellite has returned breathtaking images of Earth just two weeks after launch, revealing the snowy Alps, frozen Arctic islands, and brilliant turquoise Caribbean ...

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Attention is a cognitive process in which a person or animal concentrates on one thing in particular. To attend to something is to focus, heed or take notice of that thing irrespective of what else is ...

Nature staff discuss how precisely measuring a positron could shed light on one of physics’ greatest mysteries — plus, the latest on an ambitious mission to a Martian moon.