Swimmers from across the D.C. region gathered at National Harbor on July 4 for a unique Independence Day tradition.WaveOne ...

A notice in the federal register Thursday announced the pending withdrawal that will be published Monday. The move has been ...

ADDIS ABABA, Ethiopia — Ethiopia’s prime minister said Thursday that his country’s controversial power dam on the Nile has ...

Ethiopia’s prime minister says the Grand Ethiopian Renaissance Dam on the Nile has been completed. Egypt has long opposed the dam, calling it an existential threat to its water supply.

A decade after a dam collapsed in Brazil, sending a deluge of toxic mud into villages and waterways, residents complain of an ...