The hidden role of friction in our lives
13 September - 49 minsWe encounter friction every day — in all its forms — as we brush our teeth, go for a jog, argue with a friend. This hour, TED speakers explore how this force can be dialed up or down to improve our lives. Guests include tribologist Jennifer Vail, democracy activist and whistleblower Yaël Eisenstat, Sierra Leone's Minister of Education David Moinina Sengeh and TV producer Elan Gale. Original broadcast date: October 7, 2022.
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Series Episodes
We resist change and surprises—but shock can shift our lives for the better
51 mins
13 December Finished
