Elizabeth Keckley managed to achieve the American Dream through her talent and persistence.
Our new videos about the architecture and art of ancient Rome are already available.
Did Viking warriors really wear helmets with horns?
This video presents why the three-field system is more beneficial than the two-field system.
Cattle typically live in stables. They were domesticated around the same time as swine. Cow's milk is one of our most popular drinks.
History is not always based on mere facts, serious research needs to be done to explore the past.
Budapest is not only a political, cultural, commercial and industrial centre and a transport hub, but also a popular tourist destination.
The atmosphere and the climate of the Earth changed a great deal during the past millions of years.
Legendary inventor, crazy scientist or the greatest genius of all times? Meet Nicola Tesla, one of the most outstanding physicists of the 19th-20th century.
Newton, one of the greatest physicists, has laid down the basics of mechanics. In this video we sum up the main events of his life.
The Albigensian Crusade (1209–1229) was a 20-year military campaign launched to defeat the Cathars in southern France.
Processing pork on an industrial level greatly differs from home pig slaughters. Our video presents the whole journey of pork.
In the 19th century the fragmented German states united under the leadership of Prussia.
A town provides services that do not only meet the needs of its own population. Its scope of duties goes beyond its borders.
In certain cases, liquids do not mix together, and form layers instead. See what happens when we pour water over raspberry syrup.
The duration of solar radiation, the angle of the Sun's rays and the surface albedo all have an effect on the extent of warming.
The Antarctica was the last continent to be explored. Watch this video to learn about Amundsen's and Scott's expeditions.
One of the greatest explorers of all time, who circumnavigated the Pacific Ocean, from Hawaii to New Zealand.
After 1492, the Americas were invaded by European conquerors, who overwhelmed the Native Americans, although they were heavily outnumbered. How could so few...
You can make a coin disappear by using a glass of water and a plate. Check out how!