March 13 is "Pi Day," a celebration of the irrational number pi. Six-time USA Memory champion Nelson Dellis has memorized hundreds of pi digits. He talks about how, and other techniques to improve ...

Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...

While previous embedding models were largely restricted to text, this new model natively integrates text, images, video, audio, and documents into a single numerical space — reducing latency by as muc ...

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