For decades, General Motors was king of the highway and queen of the rails. In addition to mass-producing buses, cars and trucks, the automaker was once the largest locomotive builder in the world. At a massive factory just west of Chicago, GM’s Electro-Motive Division (EMD) assembled powerful machines that helped transition American railroads from steam to diesel.
America's newest national park recently opened on the South Side of Chicago. The Pullman National Monument celebrates the unique history of a company that mass-produced freight and passenger rail cars at the site from 1881 to 1981.
Additive manufacturing is a popular alternative to traditional plastic injection molding, metal casting and metal stamping, because it enables engineers to consolidate parts and produce components in complex shapes.
Today, gas stations are a ubiquitous part of the urban landscape. They are found at numerous intersections and off-ramps. But, once upon a time, service stations were few and far between. As a result, one of the biggest fears of early motorists was running out of gas while on a long-distance road trip.
Needles are one of the most basic and least glamorous types of medical devices. But, every day, doctors and nurses rely on "sharps" to administer medicine, draw blood, conduct biopsies and perform many other vital medical procedures.
Light-emitting diode (LED) lighting is one of the hottest segments in the electrical equipment industry today. And, as more consumers seek energy-efficient alternatives to traditional incandescent and fluorescent products, global shipments of LED fixtures, luminaires and modules are expected to grow more than 12 percent annually over the next five years.