Throughout history, numerous ancient technologies have left researchers and historians pondering the true capabilities of early civilizations. Were they more advanced than we give them credit for? By ...

Add Yahoo as a preferred source to see more of our stories on Google. One of history's biggest questions is: "How does an entire civilization disappear?" One can comprehend how an object or even a ...

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. History is full of stories with clear beginnings, middles, and ends. Empires rise, they conquer, and ...

Roman, Egyptian, and Chinese civilizations had many different ingenious inventions. Chocolate was a big aphrodisiac for Mesoamerican civilizations and used for energy. The first earthquake detector is ...

Civilizations have recognized the power of cities to heat themselves up and cool themselves for centuries. City architects in ancient Rome called for narrowing streets to lessen late afternoon ...

THE OLDEST LIVING CITY IN THE AMERICAS. THIS IS CUSCO, PERU, THE CAPITAL OF THE INCAN EMPIRE. IT’S ALIVE AND IT’S UP THERE AT 11,000FT. THE ELEVATION IS MORE THAN TWICE AS HIGH AS DENVER. BUT ...

Covering everything from ancient civilizations to 20th-century war craft, these shows deliver incisive and engaging history lessons. By Emma Dibdin Over the past few years, debates have been waged ...

When we think of exhibits of ancient civilizations, our minds inevitably turn to ancient Mesopotamians, Egyptians, Greeks or Romans. While these associations are understandable, they reflect a ...

Rachel Feltman: There’s been a lot of hype around artificial intelligence lately. Some companies want us to believe that machine learning is powerful enough to practically tell the future. But what ...

As intense heat breaks records around the world, a little-reported fact offers some hope for cooling down cities: Under even the most intense periods of extreme heat, some city blocks never experience ...