Whether you love 'em or hate 'em, chances are you rely on numbers every day of your life. Where do they come from, and what do they really do for us? This hour: stories of how numbers confuse us, connect us, and even reveal secrets about us.

Transcripts are on individual segment pages.

To get this podcast started, Robert ambushes Jad with a question...a question we've all been dying to ask him since June 10th, 2009, when Amil Abumrad came into the world.

In this podcast, a story about a mom, a boy, and a home-made helicopter.

In this hour of Radiolab: reframing our ideas about normalcy.  

We ask a question we thought was a no-brainer in this podcast: why do we blink?

They Might Be Giants just came out with a new album, 'Here Comes Science.' So we invited them to come play with us at our season launch party last week at the Water Taxi Beach in Queens. And then we ambushed them with annoying little questions about science and about the tricky business of turning science into entertainment ... because of that whole, you know, 'getting the facts right' thing.

What's gotten into you? In this hour, Radiolab uncovers a world full of parasites.

Pardon the graphic pun, but hey! For this podcast, Jad--a brand new father--wonders what's going on inside the head of his baby Amil.

For meditation number fifteen we have a reading from David Eagleman's book Sum. It's a vision of the after life that's both playful and... horrifying. Sum is read by actor Jeffrey Tambor.

Another meditation on what happens after the moment of death, this time as Shakespeare envisions it.