LOS ANGELES — California Gov. Gavin Newsom said he planned to file a lawsuit Monday against President Donald Trump in ...

Most of Vermont's 1,100 or so dams are privately owned and no longer serve a purpose, with many of them filled with silt and ...

Gravity dams are the most common concrete dams. They are made of vertical concrete blocks and sealed with flexible joints. The pressure of the water hits the dam wall and is forced downwards. Buttress ...