Macros are powerful, but they don't work on the web or mobile. I’ve switched to the native REDUCE function for my complex ...

To navigate, the brain must convert changing sensations into a map-like sense of the world, which remains stable as the body moves. A new study finds that the fly brain sometimes performs the ...

Navigating the world is no mean feat, especially when the world pushes back. For instance, airflow hitting a fly on its right side can, after a turn, become a headwind. To stay on course, the fly's ...

They found that students assigned to teachers who used more mathematical vocabulary in their lessons made greater progress ...

Use MAP and LAMBDA to build centralized, error-proof, and auto-spilling Excel spreadsheet systems.

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 ...

Andriy Blokhin has 5+ years of professional experience in public accounting, personal investing, and as a senior auditor with Ernst & Young. Erika Rasure is globally-recognized as a leading consumer ...

A function is a relation such that for each \(x\)-value there is only one corresponding \(y\)-value. In other words, a function cannot contain two different ordered pairs with the same first ...

Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...

Cryptographic hash functions secure data by providing a unique fixed-length output for each input. These functions are essential in blockchain for data integrity and secure transactions. Understanding ...