In this video I present a set of problems to help prepare for learning about rational functions in precalculus. While rational functions is explored in Algebra 2 I decided to make it a separate unit ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

Michelle Rodriguez starts every morning with a shock of about 300 volts to her right wrist. The 35-year-old in Germantown, Md., wanted a more aggressive alarm clock after sleeping through an important ...

CORTINA D'AMPEZZO, Province of Belluno — During bobsled events at the Winter Olympics, a pilot is in charge of controlling the sled while it shoots down an ice track at speeds of more than 90 miles ...

DEAR MISS MANNERS: I moved in with my boyfriend and discovered he has, in my opinion, a rather unusual habit. Not only does he say “bless you” in response to sneezes, but he does so in response to ...

Artificial intelligence has attained an impressive series of feats—solving problems from the International Math Olympiad, conducting encyclopedic surveys of academic literature, and even finding ...

Protein is a hot topic in the nutrition world, especially with the release of the 2026-2030 U.S. Dietary Guidelines. As a dietitian, I’m often asked how much protein people need daily. The answer ...

The RICE method requires a little math, but it might be just the thing you need to tackle the new year. Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity ...

Luna, a rising name in the health-tech world, has just pulled the curtain back on the Luna Band. This isn’t your typical fitness tracker designed to bury you under a mountain of charts and ...

The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. Students, parents ...

We’ve created a generation — parents and children alike — paralyzed by numerators without denominators. A single alarming number, stripped of all context, deployed to trigger fear and compliance. And ...

The number of Gen Z college freshmen who are entering universities without high school math skills is skyrocketing — as SAT scores are plummeting, a stunning new report has found. Even more shocking: ...