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With news from outer space, astrobiologist Sarah Rugheimer covers the following: Study finds the gas around the Milky Way's central black hole is rich in metals; The moon is shrinking and 10,000 cracks on the lunar surface reveal by how much; and The giant object that likely collided with Earth to form the moon. (Check out Sarah's course Experiencing James Webb on The Great Courses here.) Psychology professor Cynthia Pury explains why we like being scared and the science behind Halloween. Family, population, and preventive medicine professor Lauren Hale reveals the toll late-night scrolling has on sleep. Economics professor Eric Kam discusses the economics of Halloween – in particular, retailer Spirit Halloween – and the psychology of why we overpay for used cars. Eric weighs in on a dilemma involving purchasing drinks for friends, then demanding money for them the next day. Clinical neuroscientist Laura Bilbao outlines how the brain shows us depression is not one thing. Finally, David crowns marketing professor Jackie Silverman as the world's foremost list expert as she explains how people misread rankings and why shorter lists win.
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Segments:
(00:00) Introduction
(01:13) Sarah Rugheimer pt. 1
(10:00) Sarah Rugheimer pt. 2
(20:00) Cynthia Pury
(30:00) Lauren Hale
(39:50) Eric Kam pt. 1
(49:50) Eric Kam pt. 2
(59:50) Laura Bilbao
(1:09:50) Jackie Silverman
(1:19:13) Sign-off
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