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

Human-induced vibrations represent a critical aspect in the design and serviceability assessment of modern civil engineering structures. These oscillations, generated by pedestrian movement and daily ...

While there are many impressive structures in Africa, very few comes close to the continent’s longest bridge. It’s busy and ...

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 ...

Here’s the problem: the Army needs a building or bridge for a forward-deployment mission in another country. Shipping a full-scale structure or building materials may not be an option, especially if ...

Scientists have recently uncovered portal-like structures in space that could revolutionize our understanding of the universe. These findings, rooted in advanced astronomical observations and ...

The US military is brainstorming ways to build large structures in space, from telescope antennas to elevator tethers. By growing these objects in microgravity using biological organisms, they hope to ...