Walter Levin. One of the best teacher's in the world

The rest of his course lectures can be found at

http://ocw.mit.edu/OcwWeb/Physics/8-01Physics-IFall1999/VideoLectures/index.htm

A interesting visual test.

Awareness Test - Watch more free videos

The worlds longest and heaviest cargo carrying trucks.

Extreme machines fast and powerful trucks.

Autopilot controls at their very best.

Experimental moonlander taking part in the X prize.

Traffic jam shock waves.

Morphing wings.