Multivariate porous materials (MTV) are like a "collection of Lego blocks," allowing for customized design at a molecular ...

This paper reviews the range of graphical methods available for use with nonparametric procedures, and provides examples of the use of many of the methods under the broad groupings: two-sample ...

Essentially all cells in an organism's body have the same genetic blueprint, or genome, but the set of genes that are ...

Suggested here is a simple graphical method for studying the goodness of fit in Cox's regression model for survival data. The method is easy to use, as it does not require the estimation of ...

PayPal is a convenient tool for just about anyone who wants to shop online, split expenses with friends or manage their subscriptions. But before you can do all that with ease, you’ve got to know how ...

We list the best payment gateways, to make it simple and easy for businesses to securely handle card payments online and in person. Payment gateways offer the flexibility of being able to take card ...

Peter Gratton, M.A.P.P., Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at Multex ...

Public Wi-Fi hotspots can be a goldmine for hackers. By following our simple security advice, you can protect yourself from identity theft and data loss—and surf safely instead of risking a digital ...

Bitcoin is back in the news. Hackers tried to scam Twitter users to send them money via Bitcoin using high-profile social media accounts. While we're all used to the idea of digital currency - ...

Column subtraction is a way of subtracting larger numbers. It is called column subtraction, because you write one number underneath the other, using place value to sort the tens and ones in separate ...