Rivers join downstream, flow downhill, and eventually meet an ocean or terminal lake: These are fundamental rules of how ...

Much of South and Central America was hit by significant drought. Huge tributaries to the Amazon River all but dried up for the first time on record. Severe summer heat hit much of the Northern ...

Much of South and Central America was hit by significant drought. Huge tributaries to the Amazon River all but dried up for the first time on record. Severe summer heat hit much of the Northern ...

Much of South and Central America was hit by significant drought. Huge tributaries to the Amazon River all but dried up for the first time on record. Severe summer heat hit much of the Northern ...

Brazil’s plans to build ports and roads to help move grains, beef and iron ore from the rainforest echo a development vision ...

You don't need a GPS to find the home turf of the Amazon's most famous resident, Brazilian Chief Raoni Metuktire. He now ...

Much of South and Central America was hit by significant drought. Huge tributaries to the Amazon River all but dried up for the first time on record. Severe summer heat hit much of the Northern ...

"These hydrologic oddities illustrate how much we have still to learn about Earth's dynamic surface," researchers said in a ...