Engineering

In 1999, a full-scale replica of the 1903 Wright Flyer was mounted in NASA's 40x80 foot wind tunnel for tests to build an historically accurate aerodynamic database.

New stealth technology can hide or disguise a tank's infrared signature, allowing it to project the heat signature of a car or evanesce into the background.

levitation
Maglev is short for magnetic levitation, which means that these trains will float over a guideway using the basic principles of magnets to replace the old steel wheel and track trains.

The Rion-Antirion bridge is the world's longest multi-span cable-stayed bridge and it is widely considered to be an engineering masterpiece.

Engineers from Germany have created a mechanical gull, with a meticulous wing design that recreates every natural torque and twist.

Victorian visionaries would laud the miles of pneumatic tubing used for transmitting data and specimens throughout Stanford Hospital.

This glass-bottomed, U-shaped cantilever structure spans 70 ft (21 m) and juts out over the brim of the Grand Canyon -- a supreme test for those with acrophobia.

Ever wonder how a space shuttle is transported to the launch pad? It makes the trek perched atop "the crawler," a massive, trudging behemoth.

The Zephyr, a solar powered airplane, recently smashed the record for absolute duration of an unmanned autonomous vehicle, staying aloft for 336 hours and 22 minutes.