This hour of Radiolab, a look at race. 

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Sperm carry half the genes needed for human life. In this hour of Radiolab, some basic questions and profound thoughts about reproduction.

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Logic and emotion aren't the only forces that guide our decisions. This hour of Radiolab, we turn up the volume on the voices in our heads, and try to make sense of the babble. Forget free will, some important decisions could come down to a steaming cup of coffee.   UPD...

Chris had a crush on Lisa. But how to woo her?

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In today’s podcast, a teaser for our hour-long Sperm show. If you think you learned all there is to know from that junior high school filmstrip, think again.

 

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Remember the first time you ever saw an ant hill? That parade of black insects pouring in and out of a small sand mound...most of us stopped, looked and then moved on to other parts of the playground. E. O. Wilson is the kid who never took his eyes off the mound.

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We play some never-released tape from the vault, and reveal a bit about what techniques we used to try and make it sing.

 

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Jad and cellist Zoe Keating discuss the physics (if not metaphysics) of looping sound and how to use a 17th century instrument to make avant-garde electronic music.

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Robert and Brian Greene discuss what's beyond the horizon of our universe, what you might wear in infinite universes with finite pairs of designer shoes, and why the Universe and swiss cheese have more in common than you think.

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Robert Krulwich's commencement speech at California Institute of Technology gets at the heart of what we do here at Radiolab.

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This week, a piece from one of our favorite radio-makers, Jonathan Mitchell. 'City X' is a history of the modern shopping mall through perspectives of people living in a real, yet unnamed, city.

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First, we asked you to tell us what song gets stuck in your head. Then, we asked you how you got it out. Finally, we made a podcast. Thank you to everyone who called in, shared their secret techniques, and sang without shame.

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On this week's podcast, we share an excerpt from Wordless Music on WNYC, a 4-part music program hosted by Jad, exploring the boundaries between classical and pop music.

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Jad presents a piece by one of his favorite producers: Ben Rubin. Rubin created this audio portrait called 'Open Outcry' as a part of a sound installation called Sonic Garden commissioned to celebrate the reopening of the Winter Garden, an atrium space within the World Financial Center, after 9/11.

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Ever wonder how Jad and Robert met?

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This hour of Radiolab: pop music's pull.

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In a world where biology and engineering intersect, how do you decide what's "natural"?

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We all laugh. This hour of Radiolab asks why.

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Jad plays one of his favorite pieces of all time, 'IF' by Sherre DeLys.

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Imagine that you're a composer. Imagine getting the commission to write a song that will allow family members to face the death of a loved one.

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On this Radiolab/WNYC Special, we explore the impact and influence of Wagner's Ring Cycle on the Metropolitan Opera's 2004 Presentation.

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104 years ago this week, Wilbur and Orville Wright managed to coax their spruce biplane off the North Carolina sand for twelve seconds, and those twelve seconds started a revolution in flight. We examine the human desire to fly, and how getting flight changed us.

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This week, a look at the different ways that people connect to each other, and how they act once they’re together. NOTE: This episode contains EXPLICIT language about sex.

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How would you describe life on Earth to an alien? In 1977, the Voyager spacecraft launched into space. And with it, went the Golden Record-- a sort time capsule, a collection of sounds and images that would describe life on Earth to whomever or whatever might find it.

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In spring of 2006, Jad and Robert took the stage at the SoHo Apple Store to talk about the making of Radiolab. Jad geeks out on the nitty-gritty of digital sound editing, and Robert discusses the editorial questions raised in creating imaginative soundscapes. And film editor Walter Murch weighs in on the components of storytelling.

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In this hour of Radiolab, we examine the line between language and music.

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Forensics, archeology, genealogy, and genetics are devoted to figuring out what really happened. In this hour of Radiolab, digging up the past leads to some very unexpected finds.

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Radiolab is given the charge to put on a Singles Night. That's right. 'Jad,' they said, 'stand on a stage and make strangers fall in love! Or, at least, you know, exchange a few phone numbers with each other.' So obviously, we turned to science. Jad consults a few experts on the chemistry of a 'brain on love.'

 

For more information about this episode go here.

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What happens when there is no leader? Starlings, bees, and ants manage just fine. In fact, they form staggeringly complicated societies -- all without a Toscanini to conduct them into harmony. This hour of Radiolab, we ask how this happens.

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Where does our sense of right and wrong come from?

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