What was the intelligence status of mound builders?

Mound building societies varied in complexity and intelligence. Some, like the Mississippian culture, demonstrated advanced social and political organization, urban planning, and complex rituals, suggesting a high level of intelligence. Others, like the Adena and Hopewell cultures, had more modest achievements, indicating varying levels of cultural complexity and cognitive development.

What did Isabella invent?

How do elements and compounds differ?

Europe's megalithic monuments may have a common origin in Brittany
Megalithic monuments, such as Stonehenge, which we find distributed throughout most of the European continent, from Italy to the Baltic coasts passing through the Iberian Peninsula and the British Isles, could have a common origin according to a study published by Dr. Bettina Schulz Paulsson , from
Analysis Shows Romans Produced Marble More Efficiently Than Today
When thinking of buildings from the Roman imperial era, images of statues, columns or white marble slabs flash through the minds of many. In fact, many buildings and squares were decorated with marble at that time, but many were not decorated with white marble, but with colored marble, for example t
The plates of Pirgi, the Rosetta stone of the Etruscan language
Even though the Etruscan language has not been completely deciphered yet, researchers have partial knowledge and understanding, which allows them to read some texts and extract their meaning. This is possible thanks to the Pirgi sheets , three gold plates with a text in Phoenician and two in Etrusca
The earliest known hydraulic saw, depicted on a Roman sarcophagus from the 3rd century AD. in ancient Hierapolis
The oldest literary reference to a working saw comes from the Roman poet Ausonius who, in his poem Mosella (about landscapes traversed by the Moselle River in Germany) composed at the end of the 4th century AD, describes the screeching sound of a water saw cutting marble . However, the oldest repre