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The train operates between Paris and southern Germany, its cruise speed is 320 km/h (199 mph).
TGV, high-speed train, train, railway, speed record, France, Doppler effect, braking resistors, electric locomotive, bogie, rail, velocity, public transportation, history of rail transportation, technology, transportation, traveling
Bottlenose dolphins are sea mammals which use ultrasound for orientation.
The first supersonic passenger airliner entered service in 1976.
Bats use ultrasound to navigate and hunt for prey.
One of the most modern means of transportation is the Maglev, capable of traveling at speeds of over 400 km/h (248.6 mph).
The first Hungarian-made locomotive powered directly from the national electricity network without complicated transformations.
The Channel Tunnel is a 50.5 km (31.4 mi) long railway tunnel between the United Kingdom and France, beneath the English Channel.
This animation explains the most important characteristics of waves through sound waves.
The bicycling manual contains rules concerning the safety equipment of bicycles.
The fastest track-based means of urban transportation.
It is a well-known phenomenon that the sound of an approaching sound source is higher than that of a receding one.
The animation presents the main air, water and land routes and transport hubs.
A type of steam locomotives used by British Railways were manufactured in the 1950s.
The legendary M61 class locomotives of the Hungarian State Railways were manufactured by Nohab.
The English engineer George Stephenson’s locomotive was built for a competition of locomotives in 1829.
Buses play an important role in public transportation.
Trolleybuses and streetcars are environment-friendly means of public transportation