The Ancient Greek scientist, Euclid of Alexandria, is often referred to as the 'father of geometry'.
Hippocrates, head of the medical school on the Greek island of Kos, is considered the 'Father of Medicine'.
Semiconductors are materials that behave as insulators at low temperatures and act as conductors at high temperatures.
The Gothic cathedral is one of the best-known buildings in the French capital.
Magnificent pieces of art can be found among Ancient Egyptian sculptures.
Magnificent pieces of art can be found among Ancient Roman sculptures.
Magnificent pieces of art can be found among Ancient Greek sculptures.
The most common species of sea urchin in the Mediterranean Sea and eastern Atlantic Ocean.
The Maltese wall lizard (Podarcis filfolensis) is a lizard species native to the Maltese Islands.
This scene presents the main administrative divisions of Mongolia.
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.
The cotton plant is cultivated for one of the most important raw materials of the textile industry.