An orca was seen repeatedly bumping into a yacht in an area known for these kinds of attacks, researchers say.

Ilona Skorobogatova shared scary footage from a sailing yacht in which a massive killer whale follows the vessel and repeatedly bumps its body into the boat.

Half a century after the world's first deep sea mining tests picked nodules from the seafloor off the US east coast, the damage has barely begun to heal. As wind farms expand, some can ...