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In a passive house a comfortable inner temperature can be ensured without the use of traditional heating and cooling systems.
The European badger is an omnivorous, nocturnal animal. Badger colonies live in large burrow systems, called setts.
Tardigrades can survive in extreme environments, they can even stay alive in outer space.
Tower cranes are machines used for lifting loads weighing up to several tonnes.
The largest type of Arab sailboat, most commonly used as trading vessels in the Persian Gulf.
This animation demonstrates the design and operation of a traditional cinema projector.
A sailing vessel with characteristic lugsails used for both military and trade purposes.
Biogas can be produced from organic material (manure, plant waste, organic waste) using bacteria. Biogas is a mixture of methane and carbon dioxide; burning methane produces energy.
A transformer is a device used for converting the voltage of electric current.
The Northern white-breasted hedgehog rolls into a ball to protect itself.
Highly committed Japanese soldiers fought primarily at the Asian and Pacific theatres of the Second World War.
The Japanese Mitsubishi A6M, commonly known as 'Zero' to the Allies, was a legendary aircraft of the Second World War.
This animation demonstrates the process of star development for average and massive stars.
The V-1 flying bomb was an early pulse-jet-powered cruise missile developed in Nazi Germany and deployed in WWII.
The Tesla Model S is one of the first commercially available electric cars.
The process of the decay of unstable nuclei is called radioactivity.
The Kepler space telescope was launched by NASA to discover Earth-like planets orbiting other stars
A geisha is a traditional Japanese entertainer whose skills include performing classical music and dance.
This animation demonstrates how muscles and vertebrae move the head.
Radial engines are used primarily in aeroplanes and helicopters.
The Vought F4U Corsair radial-engined naval fighter was one of the most prominent American aircraft of the Second World War.
This animation presents levels of biological organisation from the level of the individual organism to the level of cells.
Adrenaline, also known as epinephrine, is a hormone produced in our body in stressful situations and plays an important role in the fight-or-flight response.
The animation presents the main air, water and land routes and transport hubs.