The most common species of sea urchin in the Mediterranean Sea and eastern Atlantic Ocean.
The most important monastery in Serbia, considered the birthplace of the independent Serbian Orthodox Church and the state.
A large, spectacular aquatic plant that is an important symbol in various Asian cultures.
Until the early 21st century, space travel served scientific purposes exclusively. Then space tourism appeared.
This 3D scene presents the musical instrument called morin khuur.
Typical plant and animal cells exhibit a number of similarities and differences.
The cotton plant is cultivated for one of the most important raw materials of the textile industry.
Throughout history, engineers have come up with numerous brilliant technological solutions, but, in some cases, they have committed serious mistakes.
A herbaceous plant that produces one of the best-known tropical fruits.
Hop on this unique medieval vehicle that was used in the Mongol Empire.
The common nettle is one of the most widespread weeds and herbs in the world.
Get to know the most important and interesting stages in the history of coins.
The popular caffeinated drink is prepared from the seed of a plant produced along the Equator.
The largest owl in Europe is the Eurasian eagle-owl, which hunts silently at night.
The magnificent cathedral complex, located in the capital of Ukraine, was founded more than 1000 years ago.
A mosquito-borne illness caused by a single-celled microorganism.
Domestic yaks (Bos grunniens) are large, cold-tolerant ruminants living mainly in Central Asia's high mountains.
A giant hornet species native to East Asia, first detected in North America in 2019.
The young leaves of the evergreen tea plant are used to prepare a stimulant infusion.
Learn about the significance of regeneration in the animal kingdom by examining various examples.
It is an echinoderm living on the sea floor that plays an important role in the circulation of substances.
Sea stars are predatory echinoderms known for their exceptional regenerative abilities.