It's the Sichuan peppercorn in dishes like spicy ma po tofu that makes your mouth buzz. Researchers wanted to know if that buzz is connected to the tingling you feel when your foot falls asleep. iStockphoto hide caption

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The Salt

Sichuan Pepper's Buzz May Reveal Secrets Of The Nervous System

The Sichuan peppercorn that makes our mouths tingle activates the same neurons as when our foot falls asleep. Scientists are hoping the connection unlocks clues for how to turn those neurons off.

Virginia Solera Garcia helps runs the CYD Santa Maria shelter with her sister, Concordia Márquez, adopting horses that might otherwise end up in the food supply. Jorge Guerrero/AFP/Getty Images hide caption

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Parallels

Meet The Sisters Saving Spanish Horses From Slaughter

Once status symbols for newly minted millionaires, horses are now the voiceless victims in Spain's economic crash. Two sisters are adopting horses that might otherwise end up in the food supply.

Rhonda Sanderson and her ex-husband, John Amato III, shown here in 2010, helped make a business thrive after they divorced. Courtesy of Rhonda Sanderson hide caption

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Business

When Divorce Leads To A Happily Ever After For A Small Business

Most often, when married business owners divorce, both relationships sour. But that's not always the case. Some couples have figured out a way to make their companies succeed even after they've split.

Backers of the new Open Source Seed Initiative will pass out 29 new varieties of 14 different crops, including broccoli, carrots and kale, on Thursday. J. Scott Applewhite/AP hide caption

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Plant Breeders Release First 'Open Source Seeds'

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11:11 Rodrigo y Gabriela
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Santo Domingo Rodrigo y Gabriela
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Airlift Wahid
Alexander's Regrets Wahid

"The egg is a lens through which to view the entire craft of cooking," says food writer Michael Ruhlman. Donna Turner Ruhlman hide caption

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Think You Know How To Cook Eggs? Chances Are You're Doing It Wrong

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As a Sprout Esperanza Spalding
What a Friend Esperanza Spalding
1979 Semi-Finalist The Bad Plus
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Frog And Toad The Bad Plus
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Virginia Solera Garcia helps runs the CYD Santa Maria shelter with her sister, Concordia Márquez, adopting horses that might otherwise end up in the food supply. Jorge Guerrero/AFP/Getty Images hide caption

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Meet The Sisters Saving Spanish Horses From Slaughter

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Fire of Ada Tin Hat Trio
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Hey Ya Booker T
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Second Brain Kaki King
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The Footsteps Die out Forever Kaki King
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Axis Joan Jeanrenaud
Dervish Joan Jeanrenaud

A child receives a polio vaccine Sunday in Kano, Nigeria. The country is the primary source of the virus in Africa but appears to be making progress against the disease; the current outbreak in Cameroon that has spread to Equatorial Guinea came by way of Chad, not Nigeria. Sunday Alamba/AP hide caption

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Polio Hits Equatorial Guinea, Threatens Central Africa

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Dakar Jayme Stone & Mansa Sissoko
Tunya Jayme Stone & Mansa Sissoko

Rhonda Sanderson and her ex-husband, John Amato III, shown here in 2010, helped make a business thrive after they divorced. Courtesy of Rhonda Sanderson hide caption

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When Divorce Leads To A Happily Ever After For A Small Business

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Stomped Out Jason Anick
This I Dig of You Jason Anick

It's the Sichuan peppercorn in dishes like spicy ma po tofu that makes your mouth buzz. Researchers wanted to know if that buzz is connected to the tingling you feel when your foot falls asleep. iStockphoto hide caption

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Sichuan Pepper's Buzz May Reveal Secrets Of The Nervous System

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At the Country Club Giancarlo Vulcano
No More Ballet Giancarlo Vulcano