Spark 430: Surveilling strangers, social media data can set insurance rates, Girl Guides and Scouts now earn STEM badges, online habits of people in the developing world

Spark

The ethics of posting photos of strangers online. How social media data could be used to set your insurance rates. The Girl Scouts introduce a 'cybersecurity' badge. New research shows online habits of people in the developing world aren't that different from ours.

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