More than 2,000 years ago, Greek artisans built a compact machine of interlocking gears that could track the heavens with a ...

In the 120 years since its discovery, the Antikythera Mechanism has amazed and perplexed researchers and the general public. This ancient Greek hand-powered mechanical device is considered the world’s ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. Physicists have a reputation for being exceptionally arrogant even ...

The ancient Inca built a complex system of roads that span some 20,000 miles and range in altitude from sea level to 14,000 feet, all without the benefit of special tools or even a formal writing ...

The ingenuity of the construction techniques used by Greek builders 2,000 years ago continues to dazzle the world. What did these ancient engineers get right? And how does looking to the past help ...

Source: NOVA: "Secrets of Lost Empires: Pharaoh's Obelisk" This resource was adapted from NOVA: "Secrets of Lost Empires: Pharoah's Obelisk." Archaeological evidence suggests that ancient peoples were ...

In the ancient territory of the Greek settlement of Metaponto and its Chora (Ionian sector of Basilicata, southern Italy) geomorphological mapping, GIS-supported statistics, and landform topographic ...

Cyanobacteria are single-celled organisms that derive energy from light, using photosynthesis to convert atmospheric carbon dioxide (CO 2) and liquid water (H 2 O) into breathable oxygen and the ...