Salt water creeps toward New Orleans up Mississippi River

Drought upriver has left the Mississippi River so low and slow that salt water is creeping farther than usual along the bottom toward New Orleans and threatening drinking water, the Army Corps of Engineers said Wednesday.

Climate change threatens Hadrian's Wall treasures in England

Nineteen hundred years after it was built to keep out barbarian hordes, archaeologists at Hadrian's Wall in northern England are facing a new enemy—climate change, which threatens its vast treasure trove of Roman artefacts.

Easternmost Roman aqueduct discovered in Armenia

Archaeologists from the University of Münster and the National Academy of Sciences of the Republic of Armenia have discovered remains of a Roman arched aqueduct during excavation work on the Hellenistic royal city of Artashat-Artaxata ...

Army Corps plans extensive review of Great Lakes tunnel plan

The U.S. Army Corps of Engineers said Wednesday it would conduct an extensive review of Enbridge Energy's plan to build an oil pipeline tunnel beneath a Great Lakes channel in Michigan, which could significantly delay the ...

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