Phil tries to make the strongest electromagnet he can. Plus: playing with ferro-fluid. Wizards! And Phil tries to make it to the North Pole using a compass.
How can you balance a potato on a stick and can Phil balance on a tightrope using the same science? What's better for balance, staying put or using something that spins? Phil designs a gyroscopic stabilisation backpack.
See how giant valves, sardines, barographs, and disposable diapers are made.
On this episode gas barbecues, mattress pads, and ear prostheses.
Thanks to NASA's ground-breaking Kepler mission, astronomers believe there are over 20 billion alien worlds with liquid water and therefore the potential for life.
Ceramic fireplaces, synthetic corks, parking garage floor slabs.
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