lsm

Need for speed? How coasters are getting faster and scarier

On some of the newest roller coasters, there is no long, steady climb up a track before the screaming begins. The screaming starts right away when rides are launched using electromagnetic technology, called linear synchronous motor or LSM, that can catapult a coaster from zero to up to 100 miles an hour in just seconds.

The technology and speed allow for near vertical climbs and drops, gravity-defying stunts and record-breaking roller coaster designs. Six Flags Discovery Kingdom ride supervisor Charles Laureano says the electromagnetic technology, which was first installed on coasters in 1996, has improve dramatically. "It's a … Read more