Periodical cicadas have one of the strangest life cycles in the animal kingdom. The 17-year cicadas spend 99.5% of their ...

In this exciting and budget-friendly episode, we dive into the world of crafting your own Prime beverage at home for just $1!

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

When Stefan Mandel realised how unlikely it would be for him to win the lottery, he formed a syndicate to work on the theory ...

The mean is the mathematical average of two or more numbers. Find out how investors and economists use the mean to track performance.

Variance is a measurement of the spread between numbers in a data set. Investors use the variance equation to evaluate a portfolio’s asset allocation.

The CodeChef IDE lets you code right in your browser, making it easy to start practicing with their problem sets. Understanding time and memory limits is key; your code needs to be both fast and ...