Profitable Customer Value (PCV) refers to how much profit your customers generate due to marketing. This is the measurable ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Molarity is the concentration of a solution in terms of the number of moles of the solute in 1 dm 3 (1 liter) of the solution. What are the units of molarity? The units of molarity are M or mol/L. A 1 ...

Yeah, but why does wood float? There are two forces acting on the life jacket - its weight and the force of the water pushing upwards on it - the upthrust. And if the weight is equal to or less than ...

Tom Gauld's weekly cartoon ...

Patricia Lockwood’s new book, “Will There Ever Be Another You,” is a loosely sane account of a woman losing her mind, her ...