A marvel of engineering Issue 22 (12.05.2013) Watch online

A marvel of engineering Issue 22 (12.05.2013) Watch online
Tastes differ: rescue a planetoid from hunger insects?
In the wake: Do not unsafe ultrasound during pregnancy?
Set the heat: can change the dryer iron?
The most fascinating — in the program "A marvel of engineering. "

The magic of technology — a series of programs

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