Add Yahoo as a preferred source to see more of our stories on Google. Roller coasters may be vomit- and tear-inducing thrill machines, but they’re also fascinating examples complex physics at work.

Students taking a new roller-coaster design course at Purdue University have discovered that fun, real-world applications make solving difficult engineering problems more interesting. "What we found ...

I love rollercoasters. But the sunburn, long line, and puking, I can do without. Here’s a 1/87th scale Coney Island styled ride, at about 1 foot tall, for all the thrill of the ride without the…thrill ...