A new study proposes searching the moon for remnants of ancient extraterrestrial technology. Researchers suggest the moon's surface could preserve microscopic "technosignatures" left by alien ...

This video dives into the wildest ancient-tech theories – underground refuges, cataclysm survival, pyramid infrastructure, precision stone vases, possible machine-like monuments, and even “space laser ...

There is something quietly humbling about standing before an ancient artifact and realizing, with all of our satellites, supercomputers, and electron microscopes, we still have no clue how it was made ...

Artists and craftsmen more than 2,000 years ago developed thin-film coating technology unrivaled even by today’s standards for producing DVDs, solar cells, electronic devices and other products.