Algebra is a core part of mathematics that develops critical thinking and problem‑solving skills. Among its many topics, inequalities stand out as both essential and challenging for students. Whether ...

You may know me from the Opinion pages of the print paper, where I have been an editor since 2017. Earlier this year I scrapped with Vice President JD Vance about free markets, which may have caught ...

Freedom of expression has dropped globally by 10% since 2012 —an erosion not seen since the world wars and the Cold War era. At the same time, self-censorship has risen by 63%, as journalists ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The implementation of Java 8 Lambda expressions required an introduction to a number of new ...

The bad news is that there is no single solution to Rule 16. There’s not even a daily solution, the puzzle will be different each time you play the game. So you’re going to have to do one of two ...

A tug of war in San Francisco over whether to teach algebra in eighth or ninth grade gets at wider national questions about serving all students fairly. By Soumya Karlamangla How to make algebra ...

Cats have 276 distinct facial expressions, a discovery that turns on its head the popular belief that our pet felines are aloof and just not that into us. In fact, cats likely evolved these various ...

We often regard the fuzzy felines sharing our homes as still something of a mystery. Cats, like dogs, can make loving, fulfilling and entertaining pets, but they are distinctly different from our ...

Abstract: This article introduces a new method called "Cubes" to graphically simplify Boolean algebra expressions and it is exploited from the well-known Karnaugh maps (K-maps) method. This method can ...