Marine scientists say artificial reefs can help reduce coastal erosion and keep large materials out of landfills.

An ocean liner that holds the transatlantic speed record and once carried movie stars and presidents across the sea is about to embark on a new voyage — at the bottom of the ocean. The SS United ...

A wide-open expanse of seafloor covered with sand doesn't present many opportunities for sea creatures to survive. Reefs, on the other hand, are absolutely brimming with life. While debris like ship ...