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 ...

Most AI training teaches you how to get outputs. Write a better prompt. Refine your query. Generate content faster. This approach treats AI as a productivity tool and measures success by speed. It ...

In this tutorial, we build a human-in-the-loop travel booking agent that treats the user as a teammate rather than a passive observer. We design the system so the agent first reasons openly by ...

Abstract: This article tries closed-loop using a sampled-data (SD) controller for a new nonisolated dc–dc converter to maintain the constant voltage. The developed nonisolated converter attains a ...

Everything was going so well. The Ohio State Buckeyes, fresh off a 2024 national championship, spent all of one day of the 2025 season out of the No. 1 spot. They evicted Texas from the penthouse in ...

Gov. Mike DeWine has been praising the multi-agency task forces working in Cleveland, Cincinnati, and Dayton. DeWine said the task forces, which involve cooperation of local, state, and federal ...

Abstract: In recent years, the application of computer vision for detecting rail defects has shown promising results. However, as the accuracy of the models improves, they become more complex with a ...

AI and machine learning outside of Python Python might be the best, but it’s not your only choice for AI and machine learning. Here’s what you need to know about using Java, Rust, Go, or C#/.Net for ...

November 20, 2025 – San Diego County District Attorney Summer Stephan announced that her office is receiving a $950,000 grant from the California Office of Traffic Safety for the twelfth year in a row ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...