Engines & Equipment
Engines and construction equipment are all complex machines. How do some of these engines work, and how do they help us construct buildings and structures?
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How do the engines breathe in diesel submarines? Don't internal combustion engines need a lot of oxygen to run? Where would all of this oxygen come from when the sub is underwater?
There is a force that causes a 3-pole motor to spin in one direction and not the other. What exactly is this force and how does it prevent the motor from spinning in another direction. Find out the answer to this question in this article from HowStuffWorks.
When I was a kid, my Aunt had constantly flowing water from a natural spring down the hill. She said the water was pumped uphill using a hydraulic ram. This device ran constantly and didn't need any electricity! What is a hydraulic ram and how does i
How are people able to breathe inside a submarine? What do they do to keep the air breathable?
Since a torpedo cannot have an air-breathing engine like a boat, how is it propelled through the water?
Hydraulic cranes perform seemingly impossible tasks, lifting 70-ton objects with absolute ease. See the simple design behind the Herculean results.
By Kevin Bonsor
We see them all the time, but do you ever think about everything these machines do? A fire engine is a combination personnel carrier, tool box and water tanker. Learn all about this amazing 3-in-1 machine.
By Kevin Bonsor
In January 2004, the citizens of Milan, Italy, were preparing for a strike that would shut down all public transportation. Since an estimated 28 percent of greater Milan’s 3 million populace relied heavily on public transit, the strike meant gridlock for most of the city.
Electric-propelled boats, which are much quieter and more environmentally friendly than gas-powered motorboats, are finally beginning to hit the waves and find their market.
The Dorasan train station was built near the DMZ to connect North and South Korea. But the only people using this fully functional station are some tourists.
By Dave Roos
In 2015, the U.S. population numbered 320 million, but less than 10 percent of those people rode the rails. So who does?
By Julia Layton