An air conditioner cools the air inside by drawing heat away and releasing it outside.
This animation shows the characteristics of domestic light sources, from traditional light bulbs to LED lights.
The American electrical engineer Edison invented the incandescent light bulb in 1879, which changed our everyday life.
Trolleybuses and trams are environment-friendly means of public transport
What happens in a liquid during evaporation and boiling? What does its boiling point depend on?
This animation demonstrates how electric steam irons work.
A liquid-crystal display utilises the light modulating properties of liquid crystals.
This animation demonstrates how microwave ovens work.
This animation demonstrates how mobile phones work.
The vacuum cleaner creates a partial vacuum and sucks up dust with the help of the incoming high-pressure air.
This animation demonstrates how a washing machine works.
During freezing hydrogen bonds are formed between water molecules resulting in a crystal structure.
This physicist-inventor and electrical engineer who mainly dealt with electrotechnics was undoubtedly one of the most brilliant figures of the second...
The relationship between the pressure, volume and temperature of ideal gases is described by the gas laws.
In a passive house a comfortable inner temperature can be ensured without the use of traditional heating and cooling systems.
A phase transition is the change of a substance from one state of matter to another.
The desalination process produces drinking water from seawater.
There are various types of instruments used for measuring temperature.
The ozone layer filters the Sun´s harmful UV radiation, therefore it is indispensable for life on Earth.
An allotrope of oxygen, consisting of 3 oxygen atoms.