An Engineer and Her Robot

What do you do if you're building a space station and happen to let go of a $250,000 tool that you had forgotten to tie down? Somebody is going to need to take a spacewalk to retrieve it. If you're lucky, you can give that dangerous task to "Arnie"--the robot.
Running time 2:36 minutes.

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Communication at the Speed of Light

Tiny glass filaments carry so much information that all the books ever written could be transmitted over a single fiber optic cable in a few seconds. This technology is at the heart of 21st century communications systems.
Running time 1:44 minutes.

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Communications Satellites

A system of satellites that orbit the Earth at various distances makes it possible to communicate from anywhere, to anywhere. What holds them up there? Algebra!

Running time 2:43 minutes.

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Maglev Trains

Gliding on a wave of electromagnetic force, a maglev train could travel at 300 miles per hour or faster. Designer-engineers describe the mechanics and future benefits of such superconductor trains.
Running time 4:12 minutes.

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Reliable Robots

Robotics engineers at NASA's Ames Research Center design, build and test robots used for missions in space that are too dangerous or impossible for humans. It can take years of testing to ensure that the robots that are sent to the Moon and Mars will be reliable.
Running time 5:35 minutes.

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Roller Coasters

Designing thrilling, but safe, roller coasters requires a healthy respect for the laws of physics combined with a visionary's attitude that "the sky is the limit."

Running time 2:00 minutes.

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Structural Engineering

To design buildings that don't fall down, you need to know how your materials will respond to forces such as gravity, wind, and earthquakes.

Running time 3:02 minutes.

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Testing Bats

From the cannon room to the bat-swinging robot to the bat handle-breaking machine, the engineers at Easton Sports are testing the latest sports equipment for durability, performance and handling.
Running time 4:55 minutes.

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Voyage of the Ventana

Cold, dark, fascinating and deadly: These are the attributes of the ocean depths. How can we explore such an environment when no diver can descend beyond 100 meters and survive? Enter the Ventana, a remotely operated vehicle.
Running time 5:09 minutes.

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What is Digital?

The information revolution is based on one idea: that all information -- numbers, text, sound, pictures, and videos -- can be translated into a string of 1's and 0's. Of course, in some cases, it takes a LOT of 1's and 0's.
Running time 3:42 minutes.