Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

A ratio of debt to equity is calculated by dividing total debt by the amount of shareholders' equity, found near the bottom ...

The Gordon model allows for the fact that the market might put a price on a stock that's different from what you might estimate using the equation above. A higher stock price than predicted implies a ...

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

Artificial intelligence (AI) is increasingly prevalent, integrated into phone apps, search engines and social media platforms ...

Here’s how we will bring you the latest vote totals and estimates of the outcome in the New York mayor’s race and other ...