Teach Engineering
Beating the Motion Sensor
I bet I can cross the room without having the lights come on. Class members set up an experiment in which they try to determine what materials will mask motion detected by a sensor. Groups predict how materials will interact with...
BBC
Bbc News: Animated Guide: The Rosetta Mission
This brief animated guide to the Rosetta mission allows you to see how it is going to get to the comet, and then what it will do once it arrives there.
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