For the PDF version of this article, click here. Power electronic system designers know about natural convection, which starts with the simple statement: Hot air rises. For example, a power ...

It’s the sort of easy maths problem that you can work out in a few minutes using pencil and paper, but physicists in China, Canada and Singapore have now solved pairs of linear equations like this one ...

Polynomial equations are a cornerstone of modern science, providing a mathematical basis for celestial mechanics, computer graphics, market growth predictions and much more. But although most high ...

Thermoelectric coolers (TECs) are versatile temperature-control devices. They’re best thought of as solid-state heat pumps in which the direction and rate of heat flow can be manipulated by ...

New analysis based on simple equations has reduced uncertainty about how clouds will affect future climate change. New analysis based on simple equations has reduced uncertainty about how clouds will ...

Allison Thompson of The Money Farm walks through some recent events and the impact they had on markets. Marketing and price discovery are not simple equations, and sometimes things don't add up. Corn ...

A frequently encountered category of analog system component is the precision current source. Many good designs are available, but concise and simple arithmetic for choosing the component values ...

Who doesn’t love a good brain teaser, especially when it involves maths? If you're a fan of mind-bending puzzles, this latest brain teaser is sure to leave you scratching your head. On the surface, it ...

Most references for calculating the components of a second-order Sallen-Key section given the complex conjugate pole locations do not present a simple closed form of equations to realize any gain with ...

The stories that matter on money and politics in the race for the White House As we start a new decade, those on the left of politics tend to hold two beliefs close to their hearts. The first is that ...