Related topics: water · climate change

Darwin 2.0: Scientists shed new light on how species diverge

Birds that are related, such as Darwin's finches, but that vary in beak size and behavior specially evolved to their habitat are examples of a process called speciation. It has long been thought that dramatic changes in a ...

ESA image: Las Vegas and Lake Mead

This image from the Landsat-8 satellite acquired on 23 September 2014 brings us over the southwest United States: Nevada and Arizona.

Hot pots helped ancient Siberian hunters survive the Ice Age

A new study shows that ancient Siberian hunters created heat resistant pots so that they could cook hot meals - surviving the harshest seasons of the ice age by extracting nutritious bone grease and marrow from meat.

Poor water conditions drive invasive snakeheads onto land

The largest fish to walk on land, the voracious northern snakehead, will flee water that is too acidic, salty or high in carbon dioxide—important information for future management of this invasive species.

Molasses spill triggers alert in El Salvador

A molasses spill in a river in El Salvador from a sugarcane processing plant has triggered an alert by authorities worried about the effect on fish and people along the waterway.

Archaeologist unearths history in Mississippi River Valley

In the farmlands of the Mississippi River Valley, earth is continuously cleared and leveled—a result of the region's booming agriculture industry. But beneath the soil lies an important piece of American history, one a ...

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