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This animation demonstrates the most important relief features, surface waters and their relevant symbols.
Nuclear power plants convert the energy released during nuclear fission into electric power.
The heart is the central pump of the cardiovascular system beating several billion times over our lifetime.
The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum, which is divided into lobes.
The three types of muscles found in the human body are the smooth, the striated and the cardiac muscle.
The skin is the soft outer covering of our body; its three layers are the epidermis, the dermis, and the hypodermis.
The central nervous system consists of the brain and the spinal cord; the peripheral nervous system consists of nerves and ganglia.
When producing sound, the vocal cords are vibrated by the air flowing out of the lung.
The longest part of the digestive system, where most of the digestion and absorption takes place.
Connective tissues include loose and dense connective tissues, adipose tissue, blood, tendon and bone tissue.
The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum.
Taste receptors convert chemical stimuli into electric signals.
Olfactory receptors produce electric signals when stimulated by odors.
This animation demonstrates the fine molecular structure and mechanism of muscles.
Neurons transmit electrical signals via chemical and electrical synapses.
Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and heterotrophically.
This animation demonstrates the anatomy of spiders through the example of a common European species.
A mushroom is the fleshy fruiting body of a fungus, made up from hyphae.
Combining a conventional internal combustion engine propulsion system with an electric propulsion system reduces emission.
The Canadian helicopter is one of the most widely used helicopters in the world.
The Doric, Ionic and Corinthian order of columns are different in size and ornamentation as well.
This creative animation contains several 3D objects for coloring.