Columbine, Fort Hood, Sandy Hook, and now Las Vegas. America once again this week broke a record for the most number of people killed in a mass shooting. Dave Cullen, author of the book "Columbine," joins us to explain why these mass shootings keep happening and what can be done to stop them.

Emily Jane Fox discusses Jared Kushner’s recent spate of bad press, whether he’ll learn from it, and how much trouble the president’s son-in-law, and adviser, is really in. Also: we discuss Don Jr.’s moose!

You’ve heard of Irma and Harvey, Jose and Maria, but you might not have heard of Phil Klotzbach, an expert on hurricanes in the Atlantic.

Want to know how Curb Your Enthusiasm, SNL, ESPN and CAA all began? Want to know how they all became so insanely successful? Well, this week's guest, James Andrew Miller, is here to tell us, and offer a glimpse into his new podcast, Origins, where he interviews Larry David and the cast of Seinfeld and Curb Your Enthusiasm, to learn how a hilarious show about nothing actually began

You've heard him on Pod Save America, you've heard him on Lovett or Leave It, you've heard him through the speeches of Barack Obama and Hillary Clinton. Now you get to hear Jon Lovett as our guest this week, discussing the mess we find ourselves in today, what the DNC can do to win in 2018 and 2020, and what it feels like to be the guy who could have provoked Trump into running for office.

Today's guest, Sarah Ellison, was hate-tweeted by Donald Trump this week. Find out why, and hear us discuss what people in Washington really think of Jared and Ivanka (hint: it ain't pretty), why Fox News will eventually fall, and the long term effects of Trump's attacks on the media.

Stefan Simchowitz is easily one of the most controversial figures in today's art world. Partially because he's breaking the norms of the establishment, and making tons of money in the process. He talks to us about what art is today, why people in Silicon Valley don't buy any of it, and what it's like to be called the Donald Trump of the art world.

We might manipulate the genes of the next generation to make them kinder, or create seeds that you plant in the ground that grow into a house. This week, we talk to D.A. Wallach, a rockstar-turned-biotech investor, who tells us about all the scary technological and biological advancements coming our way, that could end the world as we know it.

This week we go deep into Silicon Valley to see if the ousted C.E.O. of Uber, Travis Kalanick, will return to the company to rule again, if there will be a President Zuckerberg in the White House one day, and if Twitter will eventually sell to Verizon or Disney, or just die in the Trump Apocalypse.

What's 6’5" and 220 pounds, and there's two of them? Tyler and Cameron Winklevoss!