The science of static electricity – Anuradha Bhagwat

View full lesson: http://ed.ted.com/lessons/the-science-of-static-electricity-anuradha-bhagwat We’ve all had the experience: you’re walking across a soft carpet, you reach for the doorknob and … ZAP. But what causes this trademark jolt of static electricity? Anuradha Bhagwat sheds light on the phenomenon by examining the nature of matter. Lesson by Anuradha Bhagwat, animation by Artrake Studio.

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Hips, Knees, Heels, and Toes

Reflexology: The Science of Walking Efficiently Hips, Knees, Heels, and Toes So, we’ve been, uh, looking at walks from the point of view of forces and weight and reaction and force of the ground, but another way to analyze walks is to think about the energy that’s required, uh, during walking. Now, this is helpful…

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