B-2 Spirit (USA, 1989)

The B-2 Spirit heavy stealth bomber was deployed in the Balkan war, Afghanistan and Iraq.

How does it work? - Electric steam iron

This animation demonstrates how electric steam irons work.

MIG-31 (Soviet Union, 1982)

The Soviet-made twin-engine interceptor aircraft was first deployed in 1982.

Medieval knight

Medieval knights were vassals of feudal lords and fought on horseback in battles.

F-16 Fighting Falcon (USA, 1978)

The Fighting Falcon is the most successful aircraft in the category of multi-purpose fighters.

Simple harmonic motion and uniform circular motion

Simple harmonic motion can be considered to be the one-dimensional projection of uniform circular motion.

Livestock

This animation presents animals commonly kept as livestock and the primal cuts of their meat.

Torsion balances

A force can be measured by measuring the twisting of the torsion wire in a torsion balance.

How do fish breathe?

Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.

Local winds

The most important types of local winds are the sea-land breeze, the mountain-valley breeze as well as the downslope winds.

Romanesque style Benedictine church (Ják, Hungary)

A Romanesque style Benedictine church with a special gateway, built in the 13th century in Hungary.

Medieval Arab water pump (Al-Jazari, 13th century)

The ingenius water pump designed by Al-Jazari is a great example of the creativity of Medieval Arab engineers.

Medieval Arab torpedo (Hassan Al Rammah, 13th century)

The medieval Arab inventor, Hassan Al Rammah designed the world's first operating torpedo.

Eiffel Tower (Paris, 1889)

The iron lattice tower, erected for the 1889 World Fair, became the symbol of the capital city of France.

Tower of Hanoi

The Tower of Hanoi is a mathematical puzzle.

Junkers G 24 floatplane

A floatplane (sometimes called hydroplane) is an aircraft capable of taking off not only dry land, but water too.

Bayterek (Astana, 1997)

The tower situated in the capital city of the Kazakh Republic symbolises the tree of life holding a golden egg.

The castle of Eger (16th century)

The castle of Eger got its final shape and became an important component in the new chain of border forts in the 16th century.

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