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 ...

This owner was convinced his new truck was wasting power until he discovered his battery had charged to 88% despite the 80% limit. Read the full story of the complex electrical mystery, ...

If you use, or want to buy a torque wrench, you've likely encountered something known as the 20% rule, or using the wrench within 20% of its max capacity.

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern physics. Because it cannot be fully answered using our current physical ...

Find new ideas and classic advice on strategy, innovation and leadership, for global leaders from the world's best business and management experts.