Working memory is like a mental chalkboard we use to store temporary information while executing other tasks. Scientists worked with more than 200 elementary students to test their working memory, ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

Learn how to solve problems using linear programming. A linear programming problem involves finding the maximum or minimum value of an equation, called the objective functions, subject to a system of ...

Some readers may solve the problem procedurally: line up the two numbers, add the ones column, carry the one, and add the tens to get 43. Others might instead notice a creative shortcut: 29 + 14 is ...

When Iranians took to the streets to celebrate the death of Ayatollah Ali Khamenei on February 28, it was tempting to think that the hardest part of the current confrontation with Iran was over. Iran ...

In parts of the Middle East and North Africa, a patchwork of sanctions, payment failures, and licensing gaps pushes people into piracy networks. In the Middle East, piracy is illegal in countries with ...

A word search puzzle designed for children has gone viral after puzzlers noticed a glaring omission: out of the list of six words to find, one appears to be missing. Someone attempted the wordsearch, ...

In a dark room, in the middle of the night, a woman lies dreaming. Suddenly, her eyes beneath their lids dart crisply left-right, left-right. The eye signal means she knows she’s dreaming. Lucid ...

Steven Bouma-Prediger seldom sees students walking between classes without their faces buried in their smartphones. This distraction transfers into the classroom, where Bouma-Prediger takes matters ...

Sen. Martin Heinrich, D-N.M., listens as Sen. Mike Rounds, R-S.D., speaks during a news conference at the Capitol on May 15, 2024 in Washington, D.C. (Photo by Kent Nishimura/Getty Images) Congress is ...

My friend recently attended a funeral, and midway through the eulogy, he became convinced that it had been written by AI. There was the telltale proliferation of abstract nouns, a surfeit of ...