Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

This study provides important evidence that negative affect is associated with slower cognitive processing in daily life, with findings replicated across three independent samples and supported by ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary public, ...

It wouldn’t be a season of Vanderpump Rules without a love triangle (or several). On the revamped version of the show, SUR’s assistant manager Demy Selem and bartender Natalie Maguire both have a ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech ...

A Roth IRA is an individual retirement account that you fund with after-tax dollars. While you don't get a tax break now, your contributions and investment earnings grow tax-free. Many, or all, of the ...

Need to scan, copy, or fax, in addition to printing? An AIO printer is what you want. Find the right multifunction machine based on our in-depth reviews and expert advice. Most of my current work for ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...