Brendan is a freelance writer and content creator from Portland, OR. He covers tech and gaming for Lifehacker, and has also written for Digital Trends, EGM, Business Insider, IGN, and more. A new ...

Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...

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 ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

Electronics can be seen as really just an application of physics, and you could in turn argue that physics is the application of math to the real world. Unfortunately, the way most of us were taught ...

In this nearly all-digital age, analog systems are a vanishing breed. Certain cars still have analog dashboards. A lot of people prefer analog clock faces to something that looks like the timer on a ...

For most people the answer involves finding the nearest calculator. For 11-year-old Ethan Brown of Bethel, however, the answer -- 974,169 -- takes just a few seconds of mental effort. Ethan learned ...