When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks.

In many cases, it's safe to keep driving when a solid check engine light turns on, but it's a sign to get the car diagnosed ...

Two mathematicians have proved that a straightforward question — how hard is it to untie a knot? — has a complicated answer.

Core Characteristics of the General Week 1 Report: Three Key Differences from Subsequent Reports ...

Postpartum hemorrhage, severe bleeding after childbirth, is a leading cause of maternal mortality around the world. But many ...

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 high-stakes applications like EV battery development, even minor measurement drift can lead to major consequences.

Occasionally a design requires capacitors that are much closer to being identical in value to one another than the usual ...

The International Fact-Checking Network announces that the GROW and ENGAGE grant application rounds originally planned for late 2025 will be suspended as we conduct a comprehensive review of our grant ...