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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 ...

Read the Portuguese version here. In the badlands of the southwestern Amazon, Antonia Barbosa is fighting to protect ancient archaeological finds from Brazil’s unstoppable $523 billion agribusiness ...

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 ...

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 ...

Historical accounts from the 18th century attest that the Upper Tapajós Basin was once densely populated with large villages connected by roads. Nevertheless, for many years, the prevailing theory ...

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 ...