This animation demonstrates how horse chestnut trees change throughout the seasons
The fastest track-based means of urban transport.
This animation demonstrates the anatomy of amphibians through the example of a common species of frogs.
Widespread heterotrophic unicellular organisms with constantly changing shapes
The most ancient group of animals, they live underwater, lack real tissues and body symmetry.
Jellyfish are free-swimming marine animals, a species of Cnidaria, the most ancient group of Eumetazoans.
The earliest version of the lute appeared in ancient Mesopotamia.
The naval battle fought by the British Navy against the German Navy was the largest sea battle in World War I.
A species of mollusc widespread in freshwaters.
Honeybees produce a sweet and nutritious substance, honey.
This animation shows optical and radiotelescopes used in astronomical observation.
This animation demonstrates how solar energy can be utilised.
Observatories are often built at high elevations to minimise the effects of atmospheric turbulence
The capacity of data storage devices have increased at an incredible rate during the past decades.
A wide variety of optical instruments are in use today, ranging from microscopes to telescopes.
This animation demonstrates the structure and most important peripherals of desktop computers.
The withdrawal reflex is a spinal reflex that ensures moving away from potentially damaging stimuli.
Polypeptide chains are composed of amino acids and can appear in alpha-helix or beta-sheet form.
The pericarp of real fruits develops from the carpel, while the pericarp of pseudofruits develops from other parts of flowers.
An ant colony consist of a queen, male ants and workers.