An Iraqi Air Force C-130 gets a thumbs-up from a U.S. Air Force crew chief during a July 2005 mission from Ali Air Base.

Iraq Air Force One

New pilots, new government.

The Soyuz lifts off on October 14, 2004, bound for the space station.

Leroy's Launch

To watch a friend begin his expedition to the International Space Station, our correspondent travels to emptiest Kazakhstan.

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First Church of Combustion

Never operate your airplane engine lean of peak exhaust gas temperature. These guys aren't buyin' it

A Lockheed XC-35 Electra.

How Things Work: Cabin Pressure

Why you remain conscious at 30,000 feet

British Airways Boeing 747 with winglets.

How Things Work: Winglets

You know those things on the wingtips of airliners that stick straight up? This is why you're seeing more of them.

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The Sword

Not all of aviation's heroic acts happen on the battlefield.

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The NeXt Generation

What to expect from the latests flock of X-planes.

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Extreme Machine

The U.S. Marine Corps' sword gets a brand-new edge.

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The Wizards of What If

The asteroids are coming! (To a theater near you.)

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The Making of Air Force One

Of course you realize nothing like this could ever happen.

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