Mysterious geoglyphs and a host of other earthworks in the Amazon rainforest suggest that the now-sparsely populated region was home to up to 1 million people before the arrival of Columbus, a new ...

Across the Amazon, archaeological remains indicate that the human presence in the rainforest is much older, larger and more widespread than previously thought. Researchers in Brazil are lobbying to ...

700 years ago, for reasons that are still unknown, ancient people sculpted hundreds of geoglyphs in the Amazon. One of the most famous geoglyphs is the Nazca Lines in Peru. Recently, a combination of ...

Researchers at the University of Exeter have discovered 81 earthworks known as geoglpyhs across 1,200 miles of Amazon Rainforest in Brazil. This evidence, outlined in the journal Nature Communications ...

Parts of the Amazon previously thought to have been almost uninhabited were really home to thriving populations of up to a million people, new research shows. Archaeologists have uncovered evidence ...