Portuguese captain Pedro de Teixeira (1587-1641) led the first full-length upstream exploration of the Amazon River in 1637. Taking almost two years to complete, the expedition covered more than 3,500 land and nautical miles (5,633 km)....

The Amazon River or River Amazon (Portuguese: Rio Amazonas; Spanish: Río Amazonas) of South America is the largest river in the world by volume, with a total river flow greater than the next top ten largest rivers flowing into the ocean combined. The...

A whale that got lost and swam some 1,300 kilometers (810 miles) up the Amazon River died after a failed effort to capture it and transport it back to the ocean, an environmental official said Wednesday.The 5.5-meter (18-foot) minke whale was stranded on sandbars at...

A former farmer from Ecuador went from battling oil companies in the Amazon to rubbing elbows Saturday with the world's musical elite, a journey he hopes will bring attention to his environmental lawsuit.Pablo Fajardo, 34, is the lead attorney in a $6 billion claim against...

Brazil announced Friday it will create a landholder registry and send 700 more federal police to the Amazon River basin in a new effort to monitor and prevent deforestation in the environmentally sensitive region.The initiative is designed to identify illegal deforestation and will ban the...

After 3,272 miles of exhaustion, sunburn, delirium and piranhas, a 52-year-old Slovenian successfully completed a swim down the Amazon River Saturday that could set a world record for distance _ something he's already done three times before.After nine weeks, Martin Strel arrived near the city...