Modular electric guitars are the future of the iconic instrument We're coming up on the 100th anniversary of the electric guitar, and it's been fascinating to hear how this simple instrument has ...

A hundred years ago this week, at the height of the quantum revolution, Austrian physicist Erwin Schrödinger submitted a manuscript for publication. Its centerpiece was an innocuous-looking equation ...

The most important variables are structural, not cultural. by Safi Bahcall When I first became a CEO, at age 33, I read everything I could find about legendary business leaders and the companies they ...

Make sure you are confident in solving one and two-step linear equations and expanding brackets in order to tackle these more complex types of equations. Substitute close substituteIn algebra, to ...