Uncertain

Award-winning writer and physicist Graham Farmelo talks with podcast host Steve Mirsky about The Strangest Man, Farmelo's biography of Nobel Prize-winning theoretical physicist Paul Dirac. Part 2 of 2. Web sites related to this episode include www.thestrangestman.com and http://bit.ly/dirac1963

Award-winning writer and physicist Graham Farmelo talks with podcast host Steve Mirsky about The Strangest Man, Farmelo's biography of Nobel Prize-winning theoretical physicist Paul Dirac. Part 1 of 2. Web sites related to this episode include www.thestrangestman.com and http://bit.ly/dirac1963

Theoretical physicist Lawrence Krauss, director of the Origins Initiative at Arizona State University, talks with podcast host Steve Mirsky about neutrinos and gravity waves. And Cynthia Graber talks with Paolo Galluzzi, director of the newly reopened Museo Galileo, the science museum in Florence, Italy. Plus, we test your knowledge of some recent science in the news. Web sites related to content of this podcast include http://www.museogalileo.it

Scientific American magazine Editor in Chief Mariette DiChristina and news editor Philip Yam join podcast host Steve Mirsky to talk about the cover story of the June issue of the magazine, "12 Events That Will Change Everything". How things like the first human clone, an asteroid impact or the discovery of extra dimensions will change the world and our view of our place in the universe

Martin Gardner died May 22nd at 95. He wrote the Mathematical Games column for Scientific American magazine for 25 years and published more than 70 books. Podcast host Steve Mirsky talks with Gardner's friend Douglas Hofstadter, Pulitzer Prize-winning author of Gödel, Escher, Bach: An Eternal Golden Braid, about Martin Gardner

MacWorld editorial director Jason Snell and app developer Peter Watling talk with podcast host Steve Mirsky about the iPad, computer culture and apps, aboard a cruise ship in the Atlantic during MacMania, produced by insightcruises.com

The ubiquitous David Pogue, author of the Missing Manual series and tech columnist for The New York Times, talks with podcast host Steve Mirsky aboard a cruise ship in the Atlantic during MacMania, produced by insightcruises.com. Plus, we'll test your knowledge of some recent science in the news

Scientific American Editor in Chief Mariette DiChristina talks with podcast host Steve Mirsky about the contents of the May issue, including articles on induced pluripotent stem cells, high-speed and maglev trains, and blindsight. Plus, we'll test your knowledge of some recent science in the news

Writer and activist Bill McKibben talks to Scientific American's Mark Fischetti about his new book Eaarth: Making a Life on a Tough New Planet. Part 2 of 2. Edited and produced by podcast host Steve Mirsky

Writer and activist Bill McKibben talks to Scientific American's Mark Fischetti about his new book Eaarth: Making a Life on a Tough New Planet Part 1 of 2. Edited and produced by podcast host Steve Mirsky

John Nagy, author of Invisible Ink: Spycraft of the American Revolution, discusses the codes, ciphers, chemistry and psychology of spying in the American Revolution, in a talk recorded by podcast host Steve Mirsky at the historic Fraunces Tavern in New York City. Plus, we'll test your knowledge of some recent science in the news. Web sites related to this episode include http://snipurl.com/vnhy8

Scientific American Editor in Chief Mariette DiChristina and psychology researcher Robert Epstein, a contributing editor to Scientific American MIND magazine, talk about falling in love and staying that way. And science communicator Dennis Meredith discusses his book Explaining Research, and the importance for scientists of reaching the public. Web sites related to this episode include www.explainingresearch.com