Archaeologists have unearthed four enigmatic stone megastructures in the Adriatic Hinterland of Europe, shedding light on the continent’s earliest large-scale prehistoric hunting system. These ...

Humans have been competing to touch the sky since the Great Pyramid held the height record for nearly 4,000 years, but modern ...

A story that went viral this week reports that astronomers finally found E.T., but those aren't the facts. CNET's Eric Mack talks with the astronomers involved about what is still a very interesting ...

The China Earthquake Administration has selected a structural health monitoring (SHM) system from CGM Engineering Inc. to help engineers conduct research on seven recently constructed megastructures.

The excavation of a Stone Age community center in Ukraine is helping explain why large groups of tens of thousands of people flourished and then fell more than 5,000 years ago. The "megastructure" ...