This Ancient Lost City Was Discovered UndergroundGreece is home to famous ruins and thousands-old cities. But out in the backwaters there's still some more to be found.
Scientists Have Figured Out The Warning Signs Of A Collapsing SocietyNext ›
1. History Repeats Itself
History repeats itself. Which means that we have an opportunity to learn from our mistakes, provided we know what our mistakes are. Recently, a set of factors have been discovered that forewarn of potential doom and gloom for a society. These factors preceded population crashes in Europe, yet could help us out in modern times.