Tardigrades can survive in extreme environments, they can even stay alive in outer space.
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...
This animation demonstrates the design and operation of a traditional cinema projector.
The largest type of Arab sailboat, most commonly used as trading vessels in the Persian Gulf.
The European badger is an omnivorous, nocturnal animal. Badger colonies live in large burrow systems, called setts.
The world-famous limestone cave with its amazing cave paintings is one of the most important archaeological sites of Palaeolithic art.
Tower cranes are machines used for lifting loads weighing up to several tonnes.
While the density of spider silk is less than that of nylon filaments, its tensile strength is greater than that of steel.
This animation shows the hierarchical structure of the Medieval Christian church.
The Hypothalamic-pituitary axis is the regulating centre of our endocrine system.
The relationship between the pressure, volume and temperature of ideal gases is described by the gas laws.
An Ames room is a distorted room that is used to create an optical illusion.
A ray of light is reflected or refracted at the boundary of two mediums with different refractive indices.
The fastest track-based means of urban transport.
This animation demonstrates the geographical locations of the Earth's major cities.
Gladiators were combatants who entertained audiences in fights against each other or wild animals in ancient Roman arenas.
A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.
The battleship USS Missouri, first deployed during WWII was also deployed in the Gulf War.
Inventions in the 18th century resulted in huge advances in the development of the textile industry.