Understanding the geological puzzle behind the Amazon’s reversed flow offers a glimpse into how landscapes are shaped by tectonic forces, climate shifts, and millions of years of natural change.

Cerro El Cono is a 1,310-foot-tall (400 meters), pyramid-like formation in the Amazon rainforest. It rises steeply from the relatively flat jungle landscape of eastern Peru, making it visible from ...

The same can be said of all of California’s diverse landscapes, ever being shaped by natural and human activity. You can reach Staff Writer Meg McConahey at 707-521-5204 or meg.mcconahey ...

Banner image: Aerial view of the city of Loreto, Ecuador. Credit: Rhett A. Butler. “A Perfect Storm in the Amazon” is a book by Timothy Killeen and contains the author’s viewpoints and analysis.

Right: A river trader stands on the deck of his family’s home, which used to float on the river. Through years of reporting in the Amazon, I’ve gotten to know the region well.

Swimming with the piranhas and anacondas below the surface of the Amazon River in Bolivia is a rare species: pink, freshwater dolphins. These animals, locally known as "bufeos," are an indicator ...

A growing fleet of electric boats ferries Indigenous people through the heart of the Ecuadorean Amazon, providing a cheaper and greener alternative to gas-powered vessels.