The process of the decay of unstable nuclei is called radioactivity.
This animation shows the hierarchical structure of the Medieval Christian church.
A special, 3D version of the well-known Chinese logical game.
The animation shows the way forces act on wheeled vehicles and vehicles with runners.
A differential allows the driven wheels of a car to rotate at different speeds when the car is turning.
In a passive house a comfortable inner temperature can be ensured without the use of traditional heating and cooling systems.
While the density of spider silk is less than that of nylon filaments, its tensile strength is greater than that of steel.
With the example of the stag beetle we demonstrate how insects' muscles function, how insects fly and how they reproduce.
The characteristic ancient Greek statue was found on the bottom of the Adriatic Sea.
The torii is a traditional Japanese gate built at the entrance of shrines.
Stirling engines are also known as external combustion engines. Unlike internal combustion engines (e.g. Otto-engine), here combustion takes place outside...
One of the Croatian sculptor's most famous works depicts a woman wearing a traditional costume.
Mirror image isomers of asymmetrical shapes and solids are non-superimposable.
The animation shows the anatomy of turtles.
The cause of a heart attack is the blockage of a coronary artery. It is one the most common causes of death.
The European badger is an omnivorous, nocturnal animal. Badger colonies live in large burrow systems, called setts.
Tower cranes are machines used for lifting loads weighing up to several tonnes.
Highly committed Japanese soldiers fought primarily at the Asian and Pacific theaters of the Second World War.
Polynesians traveled huge distances with their specially designed boats.
A transformer is a device used for converting the voltage of electric current.