Why do tightrope walkers always carry long poles? What is the difference between weight and inertia? We take a look at balance and stability, from gymnastics and spinning racquets to the rescue of the International Space Station set spinning by a potentially disastrous collision with its docking vehicle.

All our lectures are available for free download from the Gresham College website, in video, audio or text formats: gresham.ac.uk
Gresham College professors and guest speakers have been giving free public lectures in central London since 1597. This tradition continues today and you can attend any of our lectures, or watch or listen to them on our website.
Website: gresham.ac.uk
Twitter: twitter.com/GreshamCollege
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