Wall St. Insights Roman, Egyptian, and Chinese civilizations had many different ingenious inventions.  Chocolate was a big ...

Zero, which was invented late in history, is special among numbers. New studies are uncovering how the brain creates ...

The journey of human civilization has been marked by innovation, discovery, and the constant evolution of tools that shape ...

including Mesopotamia, Egypt, the Indus Valley, Crete, and Rome. The development of the modern flush toilet started in 1596 ...

The concept of credit can be said to date back thousands of years ago to ancient Mesopotamia. Inscriptions on clay tablets from that time period show a record of transactions between Mesopotamian ...

Glassware, invented in Mesopotamia and with a history spanning at least 4,000 years, remained a luxury accessible to the few until the invention of glass-blowing. Following the conquest of the ...

It was like a tiny country to live in a Sumerian city-state. In addition to its walls, the city was also protected by the sea. How did they make money in Mesopotamia? Prior to the invention of coins ...

This 8th-century miniature, by the Spanish monk Beatus of Liébana, depicts the Bible story of Babylonian King Nebuchadrezzar eating grass as divine punishment. Photograph by Granger Collection ...

When did writing develop? The oldest known example of writing comes from Mesopotamia and dates to about 3300 BC. In time different-looking writing appeared in the river valleys of Egypt ...

This story appears in the June 2017 issue of National Geographic magazine. Thomas Edison liked to say that he never failed. He succeeded every now and again with an invention that would change the ...

Call me basic, but sometimes I just want what I want.

Audience editors: Samantha Cooney, Annabel Gutterman, Soo Jin Kim, Kat Moon, and Kimberly Tal Copy editors: Helen Eisenbach, Mark Hokoda, Anny Kim, Silvija Ozols, Sarah Rutledge, and Jennifer ...