We, humans, sleep periodically. Those who have trouble with it risk facing numerous health problems. All mammals sleep too — you can easily observe this in your cat. Reptiles, amphibians, and birds ...

Contrary to popular belief, geishas were not prostitutes or courtesans. The word “geisha” literally means “person of the arts.” These women entertained guests at banquets called ozashiki in the homes ...

In most popular science books and biology textbooks, you can find the claim that mammals—including us humans—descended from reptiles. This misconception has even taken root in the minds of the most ...

Zoologists from the University of Southern California in Los Angeles praised Game of Thrones for its realistic depiction of dragon wings. In fantasy works, dragons typically have four legs and wings ...

Cryptozoology is a field of knowledge devoted to searching for and studying animals whose existence is disputed or not proven by science. Such creatures are called cryptids. There’s also cryptobotany ...

Not at all. Like other reptiles, snakes are covered with smooth, dry scales. They’re not slippery at all. This misconception arose because snakes are often confused with amphibians. Most frogs and ...

It's unclear how anything on this list can be taken seriously at all. The newspaper referred to the hypothetical ninth planet on the edge of the Solar System. Scientists suggest the possibility of its ...

Robert Koch put up a fight against the "invisible enemy," that is, tuberculosis. An unheralded country doctor made a significant contribution to medical knowledge at a time when physicians were ...

When Charlemagne died in 814, his son, Louis the Pious, succeeded him on the throne. After his death, the Treaty of Verdun confirmed the division of the Carolingian Empire into three kingdoms.

The Merovingian dynasty was the first Frankish line of kings who ruled in Western Europe from AD 476 to 752. Dynasty of Frankish kings descending from Merovech, the Merovingians ruled over Gaul until ...

“The love of glory is like the bridge that Satan throws over the chaos, to pass from hell to heaven.” Napoleon at St. Helena. Longwood House. One of the best Napoleonic Museum in the world. On March ...

From the time of the Renaissance forward, these fortresses were renovated into elegant mansions complete with gardens, turrets, and other architectural flourishes. The Latin “castellum” refers to a ...