In his final years, Richard Feynman's curiosity took him to some surprising places. We hear from his companions on the trips he took — and one he wasn’t able to. (Part three of a three-part series.)   SOURCES: Alan Alda, actor and screenwriter.Barbara Berg, friend of Richard Feynman.Helen Czerski, physicist and oceanographer at University College London.Michelle Feynman, photographer and daughter of Richard Feynman.Cheryl Haley, friend of Richard Feynman.Debby Harlow, friend of Richard Feynman.Ralph Leighton, biographer and film producer.Charles Mann, science journalist and author.John Preskill, professor of theoretical physics at the California Institute of Technology.Lisa Randall, professor of theoretical particle physics and cosmology at Harvard University.Christopher Sykes, documentary filmmaker.Stephen Wolfram, founder and C.E.O. of Wolfram Research; creator of Mathematica, Wolfram|Alpha, and the Wolfram Language.  RESOURCES: I Love My Wife..., directed by Ian Tierney (2020).Quantum Man: Richard Feynman's Life in Science, by Lawrence M. Krauss (2011).Perfectly Reasonable Deviations From the Beaten Track: Selected Letters of Richard P. Feynman, edited by Michelle Feynman (2005).The Pleasure of Finding Things Out, by Richard Feynman (1999).The Demon-Haunted World: Science as a Candle in the Dark, by Carl Sagan and Ann Druyan (1995).Genius: The Life and Science of Richard Feynman, by James Gleick (1992).The Quest for Tannu Tuva, by Christopher Sykes (1988)“What Do You Care What Other People Think?” by Richard Feynman and Ralph Leighton (1988).The Second Creation: Makers of the Revolution in Twentieth-century Physics, by Robert Crease and Charles Mann (1986).Surely You're Joking, Mr. Feynman!, by Richard Feynman and Ralph Leighton (1985).Fun to Imagine, BBC docuseries (1983).  EXTRAS: “The Curious, Brilliant, Vanishing Mr. Feynman,” series by Freakonomics Radio (2024).

They’re heading to the Super Bowl for the second time in five years. But back in 2018, they were coming off a long losing streak — and that’s the year we sat down with 49ers  players, coaches, and executives to hear their turnaround plans. It’s probably time to consider the turnaround a success.    SOURCES:Jimmy Garoppolo, quarterback for the Las Vegas Raiders; former quarterback for the San Francisco 49ers.Al Guido, president of the San Francisco 49ers.Kyle Juszczyk, fullback for the San Francisco 49ers.Bob Lange, senior vice president of communications for the Philadelphia Eagles; former vice-president of communications for the San Francisco 49ers.John Lynch, general manager of the San Francisco 49ers.Paraag Marathe, president of 49ers Enterprises and executive vice-president of football operations for the San Francisco 49ers.Victor Matheson, economist at College of the Holy Cross.Kyle Shanahan, head coach of the San Francisco 49ers.Malcolm Smith, former linebacker for the San Francisco 49ers.Joe Staley, former offensive tackle for the San Francisco 49ers.Solomon Thomas, defensive tackle for the New York Jets; former defensive end for the San Francisco 49ers.Jed York, C.E.O. of the San Francisco 49ers.  RESOURCES:"49ers Overreactions: Have Shanahan, Lynch Built Team That Can Last?" by Matt Maiocco (NBC Sports, 2023).“Jimmy Garoppolo Leads a 49ers Resurgence,” Victor Mather, The New York Times (December 29, 2017).“Why American Sports Are Organized As Cartels,” Tim Worstall, Forbes (January 14, 2013).NFL History - Super Bowl Winners (ESPN).  EXTRAS:"When Is a Superstar Just Another Employee?" by Freakonomics Radio (2023)."How Does Playing Football Affect Your Health?" by Freakonomics, M.D. (2023)."Why Does the Most Monotonous Job in the World Pay $1 Million?" by Freakonomics Radio (2022)."The Hidden Side of Sports," series by Freakonomics Radio (2018-2019)."An Egghead’s Guide to the Super Bowl," by Freakonomics Radio (2017).