EXPLORING the back roads on our own in a rented 4 x 4 truck, we found ourselves drag racing with ostriches — and discovering that despite their awkward gait, they usually win.

在一被租赁的4 x 4卡车上独自探索后面的路，我们发现自己在和驼鸟赛跑，并且发现尽管他们的步态笨拙，但是他们通常都能赢。

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I set a new world record at last summer's X Games7, racing up8 a 60-foot artificial rock wall in just over 13 seconds.

去年夏季的极限运动中，我仅用了13秒就迅速爬上了60英尺高的人造岩石，刷新了世界纪录。

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The engine will be based on the Porsche RS Spyder racing engine that demonstrated its impressive performance and efficiency through multiple Michelin Green X Challenge victories in the American Le Mans Series, the Le Mans Series and the 24 Hours of Le Mans.

ENGADGET: Porsche opens 918 Spyder plug-in supercar pre-orders, $845,000 gets you a ticket to ride

The effort, which is being put together by Peter Diamandis, chairman and CEO of the X Prize Foundation, and Granger Whitelaw, a venture capitalist and partner in two winning Indianapolis 500 racing teams, is developing rocket-powered aircraft with Mojave, Calif.

FORBES: The New Space Race