Reciprocity is essential for human interactions, from business deals to romantic relationships. But how can you persuade someone to reciprocate and share with you?

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 ...

In a trio of posts on Truth Social on Thursday evening, President Trump said the US would impose a slew of tariffs starting Oct. 1. Trump said imported kitchen cabinets, bathroom vanities, ...

President Trump announced new tariffs on pharmaceuticals, heavy trucks, and furniture, including a 100% duty on patented drugs, with some exemptions. Thursday's move is one of Trump's new ...