The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

Common Core Geometry emphasizes a deep understanding of geometric transformations, including dilations. Homework problems ...

Once similarity is established, the real fun begins: using proportions to find unknown lengths. The principle is simple: ...

The Phi-4 model was trained on just 1.4 million carefully chosen prompt-response pairs. Instead of brute force, the Microsoft ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Over the past few decades, the Triangle’s life sciences ...

Sure, riddles are fun if you’re a fan of clever wordplay. But there’s something so uniquely enjoyable about a good visual puzzle. So today, we’re calling all brainteaser aficionados: How many ...

There is a lot more to math than just equations on a chalkboard. It is a very useful set of tools for tackling problems in many different fields. Math tactics affect our environment in ways that most ...

Math Horizons is intended primarily for undergraduates interested in mathematics. Our purpose is to introduce students to the world of mathematics outside the classroom. Thus, while we especially ...

Math puzzles have a special way of making even the sharpest minds stop and think. A new brain teaser going around online has been challenging people to figure out the pattern hidden in a series of ...

Orange County commissioners hold a joint budget meeting with Orange County Schools and Chapel Hill-Carrboro City Schools on April 29, 2025. Credit: Photo by Chase Pellegrini de Paur With brutal local ...