Dr. Elizabeth Blackburn is a Nobel Prize-winning scientist who was named one of TIME Magazine's 100 Most Influential People for her research into human telomeres and how they affect how we age. She’ll share how everything from your marriage to where you live effects your longevity, how trauma experienced during childhood and even in the womb can shorten our lives, and some tricks you can use to change your perspective and keep life’s worries from sending you to an early grave. She'll give tips for extending longevity and repairing your telomeres, she’ll weigh in on tests that measure your telomeres and supplements that claim to extend telomeres, and she'll explain why when it comes to telo

Cyber security expert Alexander Klimburg discusses his book THE DARKENING WEB: THE WAR FOR CYBERSPACE and just what the recent Russia hack means for the US, the internet, and the state liberal democracy around the world. He reveals what he believes Russia was really up to in the 2016 presidential race, and how it may be far more sinister and potentially devastating than simply influencing one election. He discusses how some of America’s most fundamental democratic values make us particularly susceptible to information warfare, how authoritarian governments like Russia and China want to scare the US into rolling back internet freedoms, and how the US may one day soon have to make a difficu

Roman Mars, host of 99% INVISIBLE, talks about his love of good design, his hatred for ugly city flags, and his new podcast WHAT TRUMP CAN TEACH US ABOUT CON LAW. Subscribe to 99% INVISIBLE and WHAT TRUMP CAN TEACH US ABOUT CON LAW on iTunes or wherever you get your podcasts. Keep up with Roman Mars at www.romanmars.com and follow him on Twitter at @RomanMars. This episode is sponsored by Outside the Box podcast and The Weather Channel.

The former Supreme Allied Commander of NATO Admiral James Stavridis spent 35 years sailing the seven seas and talks about his love of the ocean and the strategic importance of America's naval power. He takes us on an ocean by ocean tour, discussing his experiences and his concerns about geopolitical events in every region of the world, from China’s manmade islands in the South China Sea to Russia’s ambitious territorial grab in the Arctic Circle. He urges President Trump to sign the Law of the Sea Treaty and warns him not to abandon our NATO allies, and he describes how he’s seen the results of global warming with his own eyes in the Arctic. Order Admiral James Stavridis's book SEA POWER:

Emmy and Sundance Award-winning documentary filmmaker Jeff Orlowski discusses his new film CHASING CORAL. He’ll explain the extraordinary ecosystems that form around coral and how the health of our ocean’s coral is an early indicator of the health of the planet as a whole. We discuss some of the technical and logistical hurdles that Jeff and his team faced in their race to capture images of the most recent bleaching event, whether the rapid demise of coral reefs can be reversed before it’s too late, and why some coral reefs are suddenly and mysteriously glowing. CHASING CORAL will be available on Netflix and in theaters beginning Friday, July 14. For more information, visit www.chasingcor

Senator Al Franken talks about his journey from Saturday Night Live to the Senate and his new book AL FRANKEN: GIANT OF THE SENATE. He shares his memories of SNL cast members like Chris Farley and John Belushi, and why he's glad Lorne Michaels didn't cast him as the anchor on Weekend Update. He discusses how he won over a reluctant Democratic establishment in his first election and how he has had to control his comedic impulses as a Senator. He gives the inside scoop on his confrontational exchange with Jeff Sessions, doing comedy routines with Republican Senator Pat Roberts, and why he describes Ted Cruz as a toxic co-worker. Plus, Senator Franken sings for his supper with his very own

Science writer Mary Roach talks about her new book GRUNT: THE CURIOUS SCIENCE OF HUMANS AT WAR which explores the often ignored aspects of modern warfare that relate not to the killing, but to keeping soldiers alive. She talks about various oddball military research projects with names like “The Chicken Gun” and “Stench Soup, why diareah is enemy #1 for US Special Forces, and how she experienced first hand the insomnia of working on a nuclear submarine. Plus why combat fashion matters, how medics train for real combat scenarios, and why maggots might be a wounded soldier’s best friend. Order GRUNT: THE CURIOUS SCIENCE OF HUMANS AT WAR on Amazon or download the audiobook for free with a spe

Tennis great John McEnroe talks tennis, temper, and his new book BUT SERIOUSLY. He discusses winning his first grand slam at age 20, his life after the pros, and a recurring nightmare he has about his 1984 French Open match with Ivan Lendl. McEnroe talks about some of his famous arguments with tennis umpires, and how his temper helped his game in his younger years but he says it held him back later in his career. He’ll handicap this year’s Wimbledon finals, give his characteristically frank take on the state of the game and a few things he’d like to do away with in tennis. Plus, he’ll even give me a few tips on how to improve my serve. John McEnroe's new book BUT SERIOUSLY on Amazon or d