Duolingo (DUOL) is down 70% on sentiment, not fundamentals. It is trading at only ~20x NTM EBITDA. Read here for a detailed ...

This valuable study links psychological theories of chunking with a physiological implementation based on short-term synaptic plasticity and synaptic augmentation. The theoretical derivation for ...

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Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.