Protest movements explode around the world

October 21, 2019

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A crowd of demonstrators are shown amassed in the street with a tear gas canister bouncing in the middle of the frame.

Demonstrators deflect a tear gas canister during a protest in Santiago, Chile, Oct 20, 2019.

Credit:

Ivan Alvarado/Reuters

People are taking to the streets across the globe from Ecuador to Chile to Hong Kong and demanding change. What's going on? Why has the protest movement exploded in 2019, and what makes for an effective protest? And in Turkey, we learn the story of a Kurdish woman who's part of a group of women who have demanded information on the whereabouts of their husbands, fathers and sons for more than 20 years. Also, the silver ants of the Sahara can run their body length in less than a hundredth of a second — 10 times faster than sprinter Usain Bolt. We hear how a researcher was able to measure the ants' speed, and examine why the ants move so fast.

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Justice

Who are Turkey's Saturday Mothers?

On Saturdays 24 years ago, Kurdish women would gather in Istanbul's Galatasaray Square, a popular pedestrian shopping area, to demand the whereabouts of their sons, fathers and husbands. Today, they continue to meet, and while many of the founding mothers are growing frail, their daughters are taking the reins. Some men have joined the movement as well.

Can Spain and Catalonia find 'peaceful coexistence'?

Most of the protests across various cities in Spain’s northeast region of Catalonia have been relatively calm, with people of all ages attending, including families with small children and dogs wearing pro-independence bandanas. But at night, as protests led by student organizations take over, the mood changes.