Combinatorics, or at least part of it, is the art of counting. For example: how many derangements does a set with n n elements have? A derangement is a bijection with no fixed points. We’ll count them ...

How much would you pay for a limited-edition new wearable product? If you’re anything like this engineer: a pretty penny.

Abstract: We investigate the impact of gate metal work function (Ф M) engineering on the performance of Metal - Interlayer – Ferroelectric (FE) – Interlayer – Silicon (MIFIS) ferroelectric field ...

I think it's fair to say that we’re entering a moment where the boundaries of authorship are beginning to blur, and perhaps ...

The former president is a master communicator. Steal some of his magic by borrowing one of his favorite rules for better ...

Why did they form at that time? Astronomers know from observing distant exploding stars that the size of the universe has ...

Edutopia is hosting an Ask Me Anything (AMA) about how to write for us! The panelists share their experiences, as well as ...

Mastering mathematical symbols is essential for success in various fields, from science to technology. The article breaks ...

The National Environmental Policy Act (NEPA) is a federal statute that outlines how federal agencies must review the ...

With six more decisions, the U.S. Supreme Court decided no fewer than 11 cases in two business days last week, following 12 ...