3D printing allows someone to, as the name suggests, print something 3D. This extraordinary type of printing has been used in several fields to create toys, puzzles and even things with practical uses ...

While they don’t give the physical thrill of a real one, model roller coasters are always fun to watch. However, they actually make a poor analog of a full-sized ride, as gravitational force and ...

Roller coasters are not only great fun to ride, they’re also fascinating pieces of engineering. Building your own full-size coaster is sadly beyond most people’s means, so the average enthusiast will ...