It’s hard to think of anything more rational, more logical and impersonal than a number. But what if we’re all, universally, also deeply attuned to how numbers … feel? Why 2 is warm, 7 is strong and 11 is downright mystical.

This hour we pull apart one sentence, written in the hours after September 11th, 2001, that has led to the longest war in U.S. history. We examine how just 60 words of legal language have blurred the line between war and peace.

From boom bap to EDM, we look at the line between hip-hop and not, and meet a defender of the genre that makes you question... who's in and who's out.

They buzz. They bite. And they have killed more people than cancer, war, or heart disease. Here’s the question: If you could wipe mosquitoes off the face of the planet, would you?

What do frozen horses and a scorching universe have in common? That's what we wanted to know.

More often than not, a fight is just a fight... Someone wins, someone loses. But this hour, we have a series of face-offs that shine a light on the human condition, the benefit of coming at something from a different side, and the price of being right.

Special thanks to Mark Dresser for the use of his music.

How a sunken nuclear submarine, a crazy billionaire, and a mechanical claw gave birth to a phrase that has hounded journalists and lawyers for 40 years and embodies the tension between the public’s desire for transparency and the government’s need to keep secrets.  

Jilted lovers and disrupted duck hunts provide a very odd look into the soul of the US Constitution.

Cataclysmic destruction. Surprising survival. In this new live stage performance, Radiolab turns its gaze to the topic of endings, both blazingly fast and agonizingly slow.

Scientists' obsession with one particular man - and with the tiny scraps of evidence left in the wake of his death - gives us a surprisingly intimate peek into the life of someone who should've been lost to the ages.