In his lectures at ocw.mit.edu, Professor Lewin beats a student with cat fur to demonstrate electrostatics. Wearing shorts, sandals with socks and a pith helmet, nerd safari garb, and he fires a cannon loaded with a golf ball at a stuffed monkey wearing a bulletproof vest to demonstrate the trajectories of objects in free fall.
Giving Users Feedback and Control Over Energy Usage
Mar 26, ’08
11:34 AM
This is a classic feedback loop – just like giving people a scale will help them lose weight, this study gave people feedback and the ability to particiapate in the energy market, and it lowered energy usage.http://www.nytimes.com/2008/01/10/technology/10energy.html
10 Healthy Brain Habits
Mar 26, ’08
11:33 AM
Learn what is the “It” in “Use It or Lose It”. A basic understanding will serve you well to appreciate your brain’s beauty as a living and constantly-developing dense forest with billions of neurons and synapses.
Take care of your nutrition. Did you know that the brain only weighs 2% of body mass but consumes over [...]
How the brain discriminates
Feb 8, ’08
6:20 AM
I’m fascinated with human behavior, and in particular how people are constantly looking for differences in the world around them. I don’t know if this is an evolutionary response (fight or flight), or is something else. This is a powerful response that allows us to quickly assess what is going on around us, but it [...]