There are many ways to communicate with the dead, we examine one of them. A footnote to our episode Haunted.

How Radiolab took 7 classic songs and transposed them, then translated them into 7 foreign languages. 

This week: the inhumanly fast world of high-speed trading, an excruciatingly slow experiment, and a physicist plays Zeus. Check out our station map to find out where you can hear Speed on the air near you.

Keep an eye on the world's longest running experiment... you might catch the tenth drop fall sometime in the next 14 years...

In our Speed episode, we learn just how outdated our idea of the stock market is. Producer Andy Mills helps us picture the modern-day market with some beautiful depictions of high frequency trading, from technicolor graphs to frantic piano riffs.

SPOILER ALERT: if you haven’t listened to our Speed show yet, go do that right now, before you read any further. Then, take a look at some mind-bending behind-the-scenes images from the physicist in our "Master of the Universe" story.

There are few musical moments more well-worn than the first four notes of Beethoven's Fifth Symphony. But in this short, we find out that Beethoven might have made a last-ditch effort to keep his music from ever feeling familiar, to keep pushing his listeners to a kind of psychological limit.

One blizzardy February afternoon, Jad and a handful of Radiolabbers headed to midtown Manhattan to meet a fleet-fingered string quartet.