The development of lakes
Standing bodies of water can form in depressions on the surface by both endogenic and exogenic forces, as well as by human activity.
Structure of skeletal muscles
This animation demonstrates the fine molecular structure and mechanism of muscles.
How does it work? - Computer tomography scanner
This animation demonstrates the structure and operation of CT scanners.
Environmentally friendly vehicles
Combining a conventional internal combustion engine propulsion system with an electric propulsion system reduces emission.
The Suez Canal
The Suez Canal is an artificial waterway connecting the Red Sea and the Mediterranean Sea.
Bacteria (advanced)
Bacteria are unicellular organisms that have no nuclei and are a few micrometres in length
Types of ancient Greek columns
The Doric, Ionic and Corinthian order of columns are different in size and ornamentation as well.
Euglena viridis
Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and heterotrophically.
Types of bone articulations
Human bones are joined together by cartilaginous or synovial joints, sutures or they can fuse together.
European garden spider
This animation demonstrates the anatomy of spiders through the example of a common European species.
Navigational instruments of the past
Several ingenious instruments have been invented over the centuries to help in navigating the seas.
Nose, the mechanism of smelling
Olfactory receptors produce electric signals when stimulated by odours.