Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.
Thirty years after it scrapped racial segregation, South Africa seeks to recover a founding story that inspired ideas of ...
Peer ReviewDownload a summary of the editorial decision process including editorial decision letters, reviewer comments and author responses to feedback. Entry into and exit from cellular quiescence ...
Javascript must be enabled to use this site. Please enable Javascript in your browser and try again. Take the memory test and earn double points thru 11/23/25 Help ...
Stanford Medicine researchers invent an electromagnetic device that can gently sort different types of cells by levitating them to different heights. It looks like a magic trick: Cells at the bottom ...
Scientists have made incredible progress in developing cancer therapies that help patients across cancer types. However, they face limitations in determining the results of drug effectiveness, as well ...
Given the ubiquity of neon-colored safety jackets, criminals are using them to carry out crimes in plain sight. By Alex Marshall Reporting from London When clothing manufacturers first made high ...
The immune system has a tough job: When a tiny virus invades one of our cells, that cell must detect it and, within minutes, decide what to do. If the cell quickly self-destructs, that will prevent ...
Scientists have found that preserving lymph nodes during cancer surgery could dramatically improve how patients respond to immunotherapy. The research shows that lymph nodes are essential for training ...
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