A major tributary of the Amazon River fell to its lowest level in over a century on Monday at the heart of the Brazilian rainforest as a record drought upends the lives of hundreds of thousands of ...

In 1846, according to the atlas “Maps of Useful Knowledge,” the Amazon was the world’s longest river, at 3,200 miles; the Nile came in at 2,750. Advertisement ...

Amazon River: This article explains in detail the source, climate, flora and fauna and frequently asked questions related to the Amazon River. It also includes information about the Amazon Basin ...

The Negro River drains about 10 per cent of the Amazon basin and is the world's sixth-largest by water volume. Manaus, the biggest city in the rainforest, is where the Negro joins the Amazon River.

A huge underground river appears to be flowing thousands of metres beneath the Amazon River, Brazilian scientists said Thursday. Valiya Hamza of Brazil's National Observatory said researchers ...