In this video I show you how to simplify trigonometric identities by adding fractions. I begin this lesson by reminding you how to add fractions with numbers and then move to trigonometric expressions ...

Students actively engage in tasks that are doable and interesting—which frees up time for personalized instruction.

First Proof is an effort to see whether LLMs can contribute meaningfully to pure mathematics research. The dust has settled on round one, and the results are surprising ...

In this video I show you how to add, subtract, multiply and divide fractions by working through 52 different examples. I make short, to-the-point online math tutorials. I struggled with math growing ...

Over the weekend, user @BholanathDutta shared the equation that looked relatively simple to his thousands of followers, until ...

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

Computing and data shape nearly every aspect of modern life. In recent years, efforts to expand data and computing education in K-12 settings have grown rapidly but unevenly. A new National Academies ...

The introduction of AI into mathematics represents a seismic shift in what it means to do math. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Cluster munitions are designed to cover an area by dispersing many small submunitions from a shell, rocket, or ...

Barclays 28th Annual Global Healthcare Conference March 10, 2026 1:00 PM EDTCompany ParticipantsJohn Gallagher - SVP, ...

Meta, the U.S. tech giant helmed by Facebook creator Mark Zuckerberg, is aiming to enter the stablecoin space later this year, pending successful integration with a third-party firm to facilitate ...

Climate Lab is a Seattle Times initiative that explores the effects of climate change in the Pacific Northwest and beyond. The project is funded in part by The Bullitt Foundation, CO2 Foundation, Jim ...