15 Oldest Technologies That Scientists Can't Explain

15 Oldest Technologies That Scientists Can't Explain. The human race's history is really astounding. Although we have come a long way, the intelligent and unique ancient civilizations that came before us cannot be denied. They created many amazing things, some of which were technologically far ahead of their time. Archaeologists and historians can easily explain most old inventions, but there are still many unanswered questions. Join us, as we explore the twenty oldest inventions that remain unexplainable to scientists.