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 ...

Short-term memory is finite and fills up quickly. Here are 7 ways we can free up space for clearer-headed mathematical ...

Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...

Researchers from the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) have developed a new framework based ...

Heat has always been something we thought we understood. From baking bread to running engines, the idea seemed simple: heat ...

The best way to do this is by converting your data to an Excel table. Select your data range (A1:E11), press Ctrl + T, and click OK. Excel names it something like "Table1"; in my case, it's Table3, ...

Cost of goods sold (COGS) is more than an accounting term—it's a critical metric that directly measures your business's ...