In this video I work through 12 examples of solving quadratic equations using the square root method and completing the square. Even though we could solve each quadratic equation by factoring or ...

In this video, we work through 43 different examples for simplifying radical expressions. We focus on the square roots of ...

You don’t just get π in circular motion. You get π in any oscillation. When a mass bobs on a spring, or a pendulum swings ...

People are using AI such as ChatGPT to get mental health advice. The use of prompt repetition can help. Here are the details. An AI Insider scoop.

Last week, we began our journey in spring lawn rejuvenation, and as promised, I will continue down that lush green pathway this week. I mentioned controlling moss and weeds, applying lime as a pH ...

The parity-identification problem fits naturally into this landscape. Parity is a global property, insensitive to most local details. In this respect, it resembles many other quantities studied in ...

Game developers didn’t have it easy in the 1990s. Because they had extremely limited computing power, they had to write their code as efficiently as possible. Consider the first-person shooter Quake ...

Buying large numbers of shares in a company would be expected to drive the price up for other investors, because such purchases imply a commodity in demand. Researchers have now gained their best ...

Years ago, no math education was complete without understanding how to compute a square root. Today, you are probably just reaching for a calculator, or if you are writing a program, you’ll probably ...

Years ago, no math education was complete without understanding how to compute a square root. Today, you are probably just reaching for a calculator, or if you are writing a program, you’ll probably ...

At the annual Bridges conference, mathematical creativity was on dazzling display. By Siobhan Roberts It’s not much of an exaggeration to say that the Dutch sculptor Rinus Roelofs organizes his life ...

Once a century, a very special day comes along. That day is today — 9/16/25. Pi Day (3/14) often comes with sweet treats; Square Root Day (4/4/16 or 5/5/25, for example) has a certain numerical rhyme.