Don’t Miss: I Am Greta documentary is the story of a climate crusader

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Threats: Intimidation and its discontents explores the world of intimidation, as psychologist David Barash considers why humanity’s evolved response to threats sometimes makes things worse rather than better.

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I Am Greta, a documentary now streaming on Hulu and Amazon Prime, celebrates the work of Greta Thunberg, whose campaign to save the natural world led her from school strikes to speaking at the UN General Assembly.

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The Janus Point: A new theory of time is physicist Julian Barbour’s answer to why time seems to flow in only one direction. Its arguments could have astonishing implications for …