Scientists use new methods to discover what's inside drug containers used by ancient Mayan people.
Archaeologists suggest this may have been the Americas' "oldest hotel."
Researchers discover a massive ceremonial structure of the ancient Mayans using lasers.
While building a new airport, construction crews uncover a gigantic collection of ancient bones.
Trump said USMCA is "the most important trade deal we've ever made by far."
15 million Aztecs were probably killed by a form of salmonella the Spanish brought from Europe.
A new study suggests that sensitivity to the emotion of disgust affects one's attitudes on immigration.
Jeffrey Sachs, from the Rust Belt himself, shares his thoughts on Trump's economic plans and shares some red flags to watch for as new policy proposals surface.