Steel is getting more expensive because the prices of iron and coal are rising. Are there alternatives to steel that can do the same job -- or better -- for less?
- Home /
- Science /
- Engineering
WHAT'S INSIDE: ENGINEERING
Engineering is the discipline of design and construction of mechanical devices, equipment, structures and public works systems. Topics include aircraft technologies, buildings, bridges, robotics and heavy machinery.
- Civil Engineering
- Devices
- Materials Science
- Robotics
- Structural Engineering
-
Devices
Ever wondered how that thing works? Explore the inner workings of many common devices and inventions, as well as those that aren't so common, such as compasses, gyroscopes and bug zappers.
See more »Explore These Topics:
FEATURED: ENGINEERING
Stuff You Should Know
You Might Also Like
Are food-based plastics a good idea?
Once upon a time, food was used for one thing: eating. Today, it has a much more complicated role. And one of those roles might be serving as an upstart in the world of plastics.
How Wave Pools Work
When the heat sets in, there's nothing like a day at the water park to cool things down -- water parks and their massive wave pools are a huge weekend attraction. Ever wonder what kind of machinery it takes to produce a wave? Learn exactly how an oce
