In mid-May, OpenAI announced that an internal AI model had disproved the Erdős unit distance conjecture, a famous problem in ...

P vs. NP asks: are these two classes actually the same? If P = NP, then every “hard” problem is secretly fast to solve; we ...

Gardening is all about timing, spacing, and staying organized—and Excel handles all three better than you might expect. This summer, I'm using it to map beds, track planting schedules, monitor ...

Simply collecting data is not enough. You can fill spreadsheets with data, but it's useless if you can't act on it. Regression is one of the most powerful statistical tools for finding relationships ...

Most AI/ML learners hit the math wall — papers full of symbols that feel alien, optimization steps that seem like magic, and model architectures that assume deep mathematical fluency. The curriculum ...

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