Evaporating surface water forms clouds of various shapes from which water falls back to the surface as precipitation.
The Earth’s magnetic North and South poles are located near the geographic North and South poles.
The ozone layer filters the Sun´s harmful UV radiation, therefore it is indispensable for life on Earth.
Hotspots are areas of the Earth´s crust where magma often rises to the surface and causes volcanic activity.
The spinal cord is the part of the central nervous system running inside the spinal column from which spinal nerves branch out.
The ´Temple of all gods´ was built during the reign of the Roman Emperor Hadrian.
Tsunami waves are very high waves of immense destructive power.
In transmission systems, the engine torque is modified by reducing or increasing rotational speed.
The information gathered by the eye is misinterpreted by the brain.
Formula 1 is the highest class and most popular type of motor racing.
Matter is made up by quarks and leptons, while interactions are carried by bosons.
An interesting logical exercise: you have many weights that look the same, you have to find the only one that is different.
This animation shows how trees change throughout the seasons, demonstrated by the example of English oaks.
Stratovolcanoes consist of layers of volcanic ash, debris and lava.
This animation demonstrates the structure of nitrogen molecules, with one sigma and two pi bonds holding the atoms together.
The first commercially successful technique of photography was invented by the French Louis Daguerre.
The formation of the Sun and the planets started with the contraction of a dust cloud about 4.5 billion years ago.
This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.
At the end of the 18th century, mining boomed because of the great need for raw materials in the dynamically developing industry.
Legendary geographical discoveries at the beginning of the Modern Age had not only redrawn maps, but also had a truly diverse impact.