tallest buildings in the world

The Low-Risk High Risk

Designers of the freedom tower, soon to rise at ground zero, say cutting-edge engineering will make occupants safer. Will they be safe enough?

Immediately after 9/11, it looked like the age of the high-rise trophy building was over. But at the politically symbolic height of 1,776 feet (designated by master planner Daniel Libeskind), the World Trade Center's replacement will be among the three tallest buildings in the world upon its completion in 2008.

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speedy The Fastest Swimsuit on Earth
"At the Beijing Olympic pool, perhaps the only star bigger than Michael Phelps was his swimsuit. The Speedo LZR (pronounced "laser"), like Phelps, didn't disappoint: 16 of the 32 gold-medal winners wore the full-body suit, and another 13 wore LZR pants."
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speedy A Finish that Repairs Itself
"It won't save you from a key-gouging vandal, but the finish on the 2008 Infiniti EX and FX-model SUVs can erase scrapes caused by, say, car washes or stray branches."
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speedy Boeing Advanced Tactical Laser
"Truck-mounted IED-destroying lasers have already been tested in Iraq, but firing lasers from an airplane is a more difficult proposition."
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speedy A Spit Test for Heart Attacks
"This year, San Antonio EMT crews began using a spit test that detects cardiac arrest faster, more accurately and more cheaply than other diagnostic tests."

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