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 ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...

Leadership is about much more than issuing orders or delegating tasks. One of your most essential roles as a leader is to serve as a role model. Your team is constantly observing how you conduct ...

When automakers kicked off their electric vehicle arms race a few years ago, their plans ran on a lot of assumptions. One of the biggest was that customers would just show up for EVs like they have ...

Pythagoras Theorem: The Pythagoras Theorem is a fundamental principle in geometry, attributed to the ancient Greek mathematician Pythagoras. This theorem establishes a relationship between the sides ...

In addition to being one of the most fun words to say—and hardest to spell—in English, “onomatopoeia” probably calls to mind a whole bunch of silly, fun words. Onomatopoeia is the process of creating ...

Many processed foods have nutritional value and are safe to eat on a regular basis, unlike ultraprocessed foods. A dietitian shares how to tell the difference. Much of the food we eat has been ...

Bullying is a form of aggressive, potentially violent behavior. Bullying can occur at school, online, in the workplace, or at home. It can also be grounded in prejudice. Bullying is an aggressive ...

You might be surprised to learn that you can’t comb the hairs flat on a coconut without creating a cowlick. Perhaps even more surprising, this silly claim with an even sillier name, the “hairy ball ...