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Levitation. Maglev trains have no contacts with the rails while they move forward. They are levitated on the guide-way with the help of magnetic forces. Levitation is the process by which an object is suspended against gravity in a stable position without any physical contact.
On December 2, 2003, a three-car train set attained a maximum speed of 581 km/h (361 mi/h) (world speed record for maglev trains) in a manned vehicle run. The record for wheeled trains belongs to France's TGV (Train Grande Vitesse): 515 kph. However, the TGV ordinarily runs at 300 km/h.