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There are various types of instruments used for measuring temperature.
The American bison is the largest land animal in North America.
The mosque, built in a distinctive architectural style, is the largest adobe structure in the world.
Let's learn about the bear species that became the symbol of species conservation.
Lasers are devices designed to emit narrow, monochromatic, high-intensity beams of light.
Butyric acid (or butanoic acid) is a saturated monocarboxylic acid.
Rimac Automobili's first model was an important milestone in the development of electric hypercars.
Cossacks, members of independent semi-military communities, played an important role in the history of Ukraine.
Terephthalic acid is an aromatic dicarboxylic acid.
In the disciplines dealing with the human body, it is extremely important to precisely specify the planes, axes and directions.
An important archaeological site located on the right bank of the Danube in eastern Serbia, within the Iron Gates gorge.
Bulgaria's natural resources include a great variety of minerals.
This scene presents the climate zones and soil types of Bulgaria.
The raw material of chocolate, cocoa powder and cocoa butter is provided by a tropical plant.
An invasive predatory sea snail species that inhabits warm seas.
There are two basic cell types: prokaryotic and eukaryotic cells.
The adrenal glands are responsible for maintaining homeostasis and producing a rapid response in stressful situations.
A canid similar to the wolf but smaller in size and more delicate in appearance.
Riverbed engineering refers to artificial modification of the course or flow of rivers.
The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in the history of underwater navigation.
The three main types of blood vessels in the human body are the arteries, the veins, and the capillaries.
Through positron emission tomography (PET), visual information on the internal organs can be obtained without making any surgical incisions.