Action at -200°C – gases
We are constantly surrounded by gases – even if we cannot see them. We breathe them in and breathe them out, use some and produce others. Gases are fascinating…
Cold, colder, shock freezing – ice cream in three minutes
Need an ice cream? We only use natural ingredients and freeze them with liquid nitrogen (minus 196 °C!) in no time to a fruity delicacy. Who can say no to a…
Discoveries in daily life – experiments with candles
The phenomena that can be observed with a lighted candle engender a wide range of topics in natural sciences. The flame of a candle not only fascinates us, it…
Do not try this @home - Mikrowelle inklusiv
In unserer Zeit muss alles schnell gehen. Wie hilfreich ist da die Mikrowelle! Aber wie funktioniert dieses Gerät eigentlich? Und warum kann man darin keine…
Do not try this @home – microwaves
In this day and age everything has to be done quickly, and the microwave undoubtedly helps save a lot of time! But how does this appliance actually work? Why…
Entdeckung im Alltäglichen - Experimente mit Kerzen - inklusiv
Die Phänomene, die sich bei einer brennenden Kerze beobachten lassen, führen zu vielen verschiedenen Themen in den Naturwissenschaften. Kerzen lassen uns…
Kalt, kälter, schockfrosten - inklusiv
Ein Glace gefällig? Wir verwenden nur natürliche Zutaten und frosten diese mit flüssigem Stickstoff (minus 196 °C!) in Nullkommanix zu einer fruchtigen…
Aeolian Landscape
«Aeolian Landscapes» Wind shapes the landscape, just like water and ice do. As the wind sweeps over the sand surface, dune-like ripples form. When their…
Air Mirror
Sit comfortably and check the stripy view at the end of the road. Now heat up the road. (A solid steel plate rapidly heats to 100°, warming the dark sand of…
Ascending magma
«Intrusion» Volcano in cross-section: This is what happens beneath its vent. What looks like magma is actually air-blown glass particles. They behave like a…
Bell in a Vacuum
This is what astronauts hear on the moon. How do sound waves spread in airless, windless space? Not at all. When astronauts communicate with knocking…
Captured Cloud
Swirling Fog. Step into the cloud. It’s pleasantly cool inside. Will you find your way out? In the two half-shells, nozzles spray fine water droplets. It's…
Cartesian Diver
Sinks / Doesn’t Sink Sometimes called a “Cartesian diver,” this hollow body is partially filled with water and air. Depending on the pressure in the liquid,…
Changeable Weather
How do you determine the average value of numerous individual measurements? Here, the average monthly rainfall can be determined experimentally.
Cloud Rings
A cloud maker like no other! The large basin is filled with water mist. Pressing the lid with a hole causes a mist column to rise in the center – up to seven…
Cold and Warm Light Mirrors
Without protection, the lamp in a slide projector would melt the valuable slide. How can you protect the slides? This exhibit shows the effect of different…
Cold Test
Four degrees – only relatively cold. Touch the metal rods, please. Yes, they’re really cold. Almost painful. How painful is this brief contact? This…
Confused Sea
Master of the Winds. Play the god of winds – Aeolus would be thrilled. The half-sphere of plexiglass is filled with water. The strength of the rotating fan…
Convection cells
«Convection Cells» Warm air rises, as does warm liquid. This forces air and moisture to descend in other areas. The structures that form resemble cauliflower…
Dancing Water Drop
Leidenfrost Phenomenon. The water droplet lasts surprisingly long when it falls onto a scorching hot plate. It zips across the 280-degree surface, carried by…
David versus Goliath
Who is stronger? Push the plunger down. Which of you feels like Goliath and which feels like David? The air pressure is the same in both cylinders. Their…
Higher and further
Water creates pressure. Water jets spray horizontally from the cylinder at different heights. The lower the nozzle, the higher the water pressure and the…
Hot Spot
Your reflection is really hot! A matter of opinion, obviously. And a matter of perspective. One thing is certain: everyone can find a hot spot here. The…
Icy Bodies
Comet Rain Dry ice doesn’t melt when it warms up. It turns directly into a gas, and very quickly too. This gas shoots out of the small fragments involved…
Infalling Cloud
«Infalling Cloud» Resembling galactic spiral nebulae, whirling wisps endlessly plunge into the funnel. The water vapor, denser than the surrounding air, is…
Infrared camera
Feel and See Heat Cold and warm: what we feel is transformed by the infrared camera into a colorful image. This makes temperatures – and temperature…
Magdeburg hemispheres
Air out! Hemispheres become inseparable. Through vacuum pressure, two hemispheres joined into one cannot be separated anymore. The experiment of the mayor of…
Make the Invisible Visible
Convection made clear and observable. When water is heated, it expands. It becomes lighter and rises. In the less heated water, it creates swirls. The heat…
Nothing but air
With a dark field illumination (schlieren optics), the smallest changes in air density (refractive index) are made visible. The apparatus is so large that the…
Superconductivity
Hovering in the cold. Together with a Technorama employee, various experiments with superconductors can be carried out here.
Thermal image
The "temperature-sensitive" mirror image - A thermal imaging camera registers its heat radiation and converts this information into an image: cold areas are…
Tricky target well
This exhibit is not accessible during the winter months. Here you have to hit a target in the water with a water jet. To do this, you have to use your combined…
Turbulent Orb
Currents and their Shapes Ever spun a globe? Turned by a hand crank, it creates horizontal bands. What happens when the movement slows down? Chaotic, stormy…
Unerwartete Enthüllung - Herren
Irresistible Lure. The warm urine (about 33 degrees Celsius) causes the black thermochromatic paint in the urinal bowl to disappear. A snake image…
Vortex Action in Bottles
Race: Empty the Bottle A simple task: Who can empty their PET bottle faster? Turn the bottle – the rest happens on its own. But it can go even faster. How?…
Vortice Cylinder
Whirlpool in a Glass of Water Turn vigorously, please. Driven by the hand crank, the water in the cylinder starts spinning slowly, then faster and…
Watch Water Freeze / Ice Flowers
Watch Water Freeze Crystals form on the cold surface, like frost flowers on windows, a sight we see less often thanks to better insulation. Here, you can see…
Wind Machine
This exhibit is not accessible during the winter months. A gentle breeze, a stiff wind or even a storm - you hear it all the time, but have you ever…
Wind Veil
by Ned Kahn This façade is a real eye-catcher: it makes the movement of the air around us visible in an impressive way. Thousands of small aluminium plates are…
Windy Pictures II
Wild Air: Selfie in the headwind. A fan blows air straight into your face. How does it affect you? The photo will show it, to you and your friends, as your…
Cold Metal
"Cold" metal and "warm" wood may be the same temperature. Your hand isn't always a good thermometer. When you touch a variety of materials, some will seem…
Condiment Diver
To paraphrase French philosopher René Descartes: "I sink, therefore I am." Changes in fluid pressure affect the buoyancy of a Cartesian diver made from a…
Inverted Bottles
Watch the rise and fall of hot and cold fluids. Investigate convection by using food coloring and water at different temperatures.
Natural History of a lightning flash
A superlative spectacle! Tension runs high in this fascinating play with voltages and currents causing lightning to flicker and copper wires to evaoprate.
Sigi's phenomenal oxgen show
The new oxygen show with the world-famous science show expert Sigi Hornbacher.
Acoustics
Aggregate states
Algorithms
Animals, plants, habitats
Atomic and quantum physics
Atomic structure
Automats
Biology
Buoyancy
Chaos
Characteristics of life
Chemical Reactions
Chemistry
Colors
Computer science
Cryptology
Currents
Data and information
Design elements
Earth sciences
Electricity
Electricity and energy
Electricity and magnetism
Elektromagnetismus