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Echolocation: The Eighth Sense

One blind man taught himselfhow to “see” with his ears—a sensoryskill anyone can learn.

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Kish biking the hills in Orange County, California. | John Ker / Mountain Bike Action

It's a beautiful afternoon in the hills of Mission Viejo. A light breeze provides relief from the high sun and cools my already moist face. The sound of birds mixes with the breeze rushing through the oaks. And as the sun warms their needles, the pines give off their familiar scent.

“Is everyone ready?” Daniel Kish, our guide, asks. “Remember to stay behind each other, but not too close.”

Megan O’Rourke, who is new at this, says: “This is kinda scary. But fun!”

“Fun until you crash into me!” Brian Bushway says. We all laugh.

As we leave the safety of Bushway’s driveway, we enter the street and hear the plastic pull-ties we’ve connected to our bike frames clicking against our tire spokes. The sound is very much like that made by the baseball cards ...

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