Transportation

Many of us take public transportation or fly in airplanes on a regular basis, but have you ever wondered how all of these things work? This collection of transportation articles help explain how people get from place to place.

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How does a hydraulic ram pump work?

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

Transportation / Engines & Equipment

How Tower Cranes Work

Tower cranes rise 150 feet in the air and lift up to 19 tons. Plus, they actually build themselves! They're simply amazing. Learn how these structures accomplish such feats.

By Marshall Brain Transportation / Engines & Equipment

How Gas Turbine Engines Work

Ever wonder what's happening inside that huge jet engine as you're cruising along at 30,000 feet? Jets, helicopters and even some power plants use a class of engine called gas turbines, which produce their own pressurized gas to spin a turbine and create power.

By Marshall Brain Flight / Modern

How Two-stroke Engines Work

A car engine uses a four-stroke cycle -- how can two strokes accomplish the same tasks? Learn all about the two-stroke engine, where it's used and how it compares to a four-stroke.

By Marshall Brain Transportation / Engines & Equipment

How Van de Graaff Generators Work

Were these things invented to make your hair stand on end? Find out how Van de Graaff generators create static electricity and why they were invented in the first place.

By John Zavisa Transportation / Engines & Equipment

How Steam Engines Work

Steam engines powered all early locomotives, steam boats and factories -- they fueled the Industrial Revolution. Learn how the steam engine produces power!

By Marshall Brain Transportation / Engines & Equipment

How Helicopters Work

The marvel we know as the helicopter began as a Chinese top consisting of a shaft -- a stick -- adorned with feathers on one end. They now buzz around the skies providing emergency medical assistance and your daily traffic report. Are you ready to meet the most versatile flying machines in existence today?

By Marshall Brain & William Harris Flight / Modern