How Do They Do It?
An insider's look at the engineering and scientific miracles behind the things that form the modern world.
2. Carpets, Skis, Niagara Power
0.0May 22, 2014 · 22 min
A look at ways to weave an authentic Turkish carpet, and how helicopter blade technology is being used to make cross country skis. Plus, the practicalities behind the Niagara Falls