The “caterpillar drive” in The Hunt for Red October allowed the sub to travel virtually undetected through the ocean, but real examples of magnetohydrodynamic drives (MHDs) are rare.

The Ministry of Land, Infrastructure and Transport said Tuesday it will begin working on magnetic levitation propulsion systems, a key component of the Hypertube. The Korea Railroad Research Institute ...

However, they still rely on some form of traditional propulsion, whether it be fuel or electricity. In contrast, magnetic levitation technology offers a complete departure from these systems ...

Korea has initiated a new research project aimed at developing magnetic levitation propulsion technology for an envisioned next-generation high-speed train system called the Hypertube, the ...