4 segments

On today’s show: we’ll look at how some of the principles of physics could be applied to Wall Street and how some physicists are already changing our financial institutions. Also, filmmaker Michael Apted talks about the latest installment of his 7 Up series, which checks in on the lives of a group of men and women every 7 years. And, Rob Rapley and Neal Huff discuss their documentary “The Abolitionists.” Plus, our latest Please Explain is about helium!