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 American inventor presented his invention revolutionizing telecommunication at New York University in 1837.
This animation demonstrates geometric reflection, a type of geometric transformation both in plane and space.
Vertical forces can break up layers of rock into fault blocks, which then move vertically along the fracture planes.
Tectonic plates can move in relation to each other.
Today only one of the Wonders of the Ancient World is still intact: the Pyramids of Giza.
In the Tudor Era around 200 buildings were built on the bridge across the River Thames.
The Parisian prison became legendary after the Revolution of 1789.
Lunar eclipses occur when the Moon passes through the shadow cone of Earth
When the Sun, Earth, and the Moon are arranged in a straight line, the Moon can partially or completely obscure the Sun.
This animation introduces the most important systems of the human body.
Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.
The rise and drop of sea levels caused by the gravitational force of the Moon.
Carbon is bound in organic substances during photosynthesis, while during breathing, it is released into the atmosphere.
Dry land on the surface of Earth is divided into continents which are separated by oceans.
This animation demonstrates geometric rotation, a type of geometric transformation both in plane and space.
The large intestine is the last section of our digestive track.
Legendary geographical discoveries at the beginning of the Modern Age had not only redrawn maps, but also had a truly diverse impact.
An interesting logical exercise: you have many weights that look the same, you have to find the only one that is different.
This animation demonstrates the structure and operation of hair dryers.