9 discoveries that have fundamentally altered our understanding of human history

Nikola Solic/Reuters

• Archaeologists study artifacts, monuments, and other remains to get a better sense of human history.
• What they discover often rewrites humans' past and changes the way we think about our species.
• Modern technology like LiDAR expands upon earlier discoveries and leads to new revelations.

Over the centuries, our understanding of the human species has...