
The greatest mysteries all have a shadowy figure at the center -- someone who sets things in motion and holds the key to how the rest of the story unfolds. In epidemiology, this central character is known as Patient Zero -- the case at the heart of an outbreak. This hour, Radiolab hunts for Patient Zeroes from all over the map, from the origins of a blues legend to the history of the high five, to a race to halt the spread of a deadly disease.
You can explore one calligrapher's modern take on Korean handwriting, or see two shows that require a little help from the audience.
Students in a Virginia school system are now eating hamburgers with additives in them, after officials heeded their complaints about the appearance and taste of all-beef burgers it had been serving. The burgers that are now being served include a reported 26 ingredients.
Hundreds of thousands of Defense Department civilian employees will go back to work on Monday, but many government operations remain suspended.

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