Featured in Technology
The Daring Visionaires of Fringe Aviation
Will one of these aeronautical mavericks redefine personal flight? Probably not, but you can't blame them for trying.
Obsessed Amateur with Vertical Ambition
On Sale Soon: Plane Rides to Nowhere
New space airline Virgin Galactic books X Prize technology
Broken gyroscopes, missing parts, air leaks: Is the International Space Station falling apart?
Launch Systems Rockets Priced to Move
Dot-com millionaire Elon Musk put his profits into orbit.
Genesis Crashes. Can Stardust be Saved?
Scientists turn their attention to another incoming spacecraft.
Help for Hubble
Fixing the ailing space telescope may be too risky for humans. Solution: hire a robot.
Which Astronauts Flew SpaceShipOne’s X Prize Flights?
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The New Right Stuff
Burt Rutan's test pilots have pushed the envelope all the way into space. Meet America's new astronaut corps--highly skilled, gutsy and ready for takeoff.
Eco Flying Machine
One pilot, no gas and a nonstop flight around the world.