Due to their innovations, the Olmecs are known as the " mother culture " to other Mesoamerican civilizations, such as the Mayans. However, around 400-350 BCE, the once blossoming civilization ...

Even though archaeological and scientific tools have discovered much about these ancient civilizations, including facts about their daily lives, religions, and habits, many "disappearances" remain ...

top 10 most dangerous civilizations in world historyImage Source : INDIATV India TV News Desk Published: April 03, 2014 21:27 IST, Updated: November 02, 2014 11:28 IST ...

If, instead, these probes can leave longer-lasting evidence of a visit–evidence that remains for 100 million years–then there can be no more than about 10 civilizations out there.