A new study of the freshwater greenfin darter fish suggests river erosion can be a driver of biodiversity in tectonically inactive regions. New findings could explain biodiversity hotspots in ...

Add Yahoo as a preferred source to see more of our stories on Google. Early morning fog off the Cumberland River in Nashville, Tenn. The Cumberland River is part of the Ohio River Basin. (Photo by ...

The gradual erosion of layers of rock by rivers flowing through the Appalachian Mountains generates biodiversity of freshwater fish species, suggests a new Yale-led study that offers insight into the ...

If we could rewind the tape of species evolution around the world and play it forward over hundreds of millions of years to the present day, we would see biodiversity clustering around regions of ...

Middle and East Tennessee are part of the 204,000-square-mile Ohio River Basin that includes portions of 14 states and more than 40 Tribal Nations. The Tennessee River is the Ohio River's largest ...