These ancient structures still stand - but the people who built them remain a mystery that history can’t fully explain.

Two enormous structures that sit at the border between the Earth’s mantle and its core have puzzled scientists for decades, defying reigning theories of how our planet came to be. In a new study ...

Natural physical networks are continuous, three-dimensional objects, like the small mathematical model displayed here.

The Defense Advanced Research Projects Agency (DARPA) — which has been known to fund the development of sci-fi-sounding ideas like flying aircraft carriers or massive streetlights on the Moon — is now ...

Neanderthals are Homo sapiens’s closest-known relative, and today we know we rubbed shoulders with them for thousands of years, up until the very end of their long reign some 40,000 years ago. Most ...

In the summer of 1976, a ground fire burned through a vegetated area on the island of Guernsey, revealing a granite slab protruding from a high mound of earth. The ensuing excavation revealed an ...

Generated Structures in Minecraft are naturally spawning structures that appear throughout different biomes that are spread across the randomly generated world. These structures are seemingly man-made ...