Sometimes I have to write stuff so I won't forget how to do it. This is one of those times. In my recent post on the angular size of a soccer goal, I created a contour plot. Despite what you might ...

Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic linear and polynomial plots in Python. Seaborn lets you make statistical ...

Here are three smart tricks, based on an understanding of frictional forces, to beat a slippery slope. Two Titanic Structures Hidden Deep Within the Earth Have Altered the Magnetic Field for Millions ...